{"title":"Sirris Suspension | E-Moto Fork \u0026 Shock Upgrades","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSirris Suspension | E-Moto Fork \u0026amp; Shock Upgrades\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eStock e-moto suspension was an afterthought. Sirris wasn't.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFounded in 2023 by engineers from Fox and Ohlins -- over 150 years of off-road suspension development between them -- Sirris builds forks and shocks designed from the ground up for electric dirt bikes. Not adapted from MTB. Not borrowed from gas dirtbikes. Purpose-built for the weight distribution, instant torque, and repeated-impact demands of e-motos.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe \u003cstrong\u003eF43 fork\u003c\/strong\u003e delivers 246mm of closed-cartridge travel on the Sur-Ron Ultra Bee, with fully tunable compression, rebound, and preload matched to your rider weight and riding style. Choose Trail, MX or CMX tunes. The \u003cstrong\u003eCMX F43\u003c\/strong\u003e brings the same race-proven chassis to e-motos -- Sur-Ron Light Bee X, Talaria MX5, E-Ride Pro SR, Ventus One+, and Zero XB -- in 220mm of travel with tool-free compression adjusters.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePair it with the \u003cstrong\u003eR46 rear shock\u003c\/strong\u003e -- pressure balanced, fully adjustable, with Dual Speed Compression (DSC) that isolates high-speed and low-speed circuits for precise control across any terrain.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eBoth are plug-and-play direct bolt-on swaps. No machining. No fabrication. No extra parts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSirris carries riders at the Red Bull TKO, the E-Moto World Championship at Glen Helen, the Biltwell 100, and the likes. Cam Zink. Jaxson Riddle. Reed Boggs. If you want to know whether this suspension works, look at who's winning.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eREV Rides is an authorized Sirris dealer. Every fork and shock ships tuned to your application.\u003c\/p\u003e","products":[{"product_id":"sirris-f43-cmx-220mm-fork-tool-free-lsc-zero-xb","title":"Sirris F43 CMX 220mm Fork | Tool free LSC | Zero XB","description":"\u003ch1\u003eSirris F43 CMX 220mm Tool-Free LSC Fork | By Sirris Suspension | For Zero XB\u003c\/h1\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eComing soon!\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eBuilt to Dominate Any Terrain, Any Time\u003c\/h2\u003e\n\u003cp\u003eAt REV Rides we see a lot of riders pushing the \u003cstrong\u003eZero XB\u003c\/strong\u003e harder than its stock suspension was ever designed for. The \u003cstrong\u003eSirris F43 CMX Fork\u003c\/strong\u003e is one of the most serious upgrades you can install if you want to unlock the true performance potential of this platform. This fork brings full-size motocross suspension engineering to compact electric bikes, giving riders a front end that feels stronger, more precise, and far more capable in aggressive riding conditions.\u003c\/p\u003e\n\u003cp\u003eThe F43 CMX combines an oversized \u003cstrong\u003e43mm upside-down race chassis\u003c\/strong\u003e with Sirris’ proprietary \u003cstrong\u003eCMX tuned closed cartridge damping system\u003c\/strong\u003e. The result is razor sharp handling, incredible front-end confidence, and a suspension platform that stays consistent even when speeds pick up and terrain gets rough. With \u003cstrong\u003e220mm of travel\u003c\/strong\u003e, tool-free compression adjustment, and race-grade materials throughout the fork, this upgrade dramatically improves the ride quality and control of the Zero XB.\u003c\/p\u003e\n\u003cp\u003eSirris built the F43 platform by taking their race-proven fork architecture and resizing it for compact e-moto bikes. The \u003cstrong\u003e775mm extended chassis\u003c\/strong\u003e, oversized stanchions, and billet clamps create a longer, stiffer, and more planted front end while still keeping the bike responsive. The entire design focuses on reducing flex, improving durability, and delivering predictable performance when riders push these bikes harder on trails, jumps, and technical terrain.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eOversized Chassis Designed to Outperform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series hard anodized uppers\u003c\/strong\u003e maximize strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended fork length\u003c\/strong\u003e creates a longer and more planted front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e delivers 20mm more suspension travel than many stock compact e-moto forks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight billet aluminum clamps\u003c\/strong\u003e increase stiffness and reduce twisting under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e allows nearly unlimited tire choices for dirt or street setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e improves cockpit stiffness and steering feel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom ultra stiff chromoly axle\u003c\/strong\u003e improves steering precision and predictability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle style top cap system\u003c\/strong\u003e provides more consistent steering bearing tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable brake caliper adapters and wheel spacers\u003c\/strong\u003e allow brake and wheel upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe result is a fork that is not just stiffer. It is stronger where it matters, absorbs impacts better, and maintains consistent performance during long aggressive rides.\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/y8ZjgHK3_Vc?si=3FkKGJa3XNa6oJMZ\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the F43 CMX is Sirris’ \u003cstrong\u003eCMX tuned symmetrical closed cartridge damper\u003c\/strong\u003e. This advanced system delivers professional level damping performance using independent oil circuits that separate lubrication and damping oil. This design keeps the fork running cool and consistent even when riding hard for extended sessions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMX Compact Motocross Tune\u003c\/strong\u003e designed for aggressive compact e-moto riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue symmetrical closed cartridge system\u003c\/strong\u003e provides fade-free damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent oil circuits\u003c\/strong\u003e separate lubrication and damping oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh flow pistons\u003c\/strong\u003e with tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic bottom-out control\u003c\/strong\u003e protects against harsh impacts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard anodized internal components\u003c\/strong\u003e reduce wear and extend service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Daido bushings and NOK MX seals\u003c\/strong\u003e deliver smooth action and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCMX tuning gives the Zero XB a planted, predictable ride feel that riders notice immediately. Whether riding technical trails or pushing faster off-road sections, the fork stays controlled and highly tunable.\u003c\/p\u003e\n\u003ch3\u003eTool-Free Compression Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe F43 CMX features \u003cstrong\u003etool-free compression adjusters\u003c\/strong\u003e, allowing quick suspension tuning without tools. Riders get nearly \u003cstrong\u003e30 clicks of external compression adjustment\u003c\/strong\u003e, making it easy to adapt the fork to different terrain or riding styles.\u003c\/p\u003e\n\u003ch3\u003eDirect Mount Stem System\u003c\/h3\u003e\n\u003cp\u003eThe Sirris steerer tube and motorcycle-style top cap system are designed around a \u003cstrong\u003edirect mount stem setup\u003c\/strong\u003e. This improves cockpit stiffness and helps maintain consistent steering bearing torque similar to larger motocross bikes.\u003c\/p\u003e\n\u003ch3\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h3\u003e\n\u003cp\u003eThe optional \u003cstrong\u003edrop clamp\u003c\/strong\u003e raises the front end an additional \u003cstrong\u003e25mm\u003c\/strong\u003e, extending overall fork length to approximately \u003cstrong\u003e800mm\u003c\/strong\u003e. This allows riders to run a \u003cstrong\u003e21 inch front wheel\u003c\/strong\u003e while maintaining bike balance when paired with a longer rear suspension setup.\u003c\/p\u003e\n\u003ch3\u003eAxle and Brake Mount System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra stiff chromoly axle improves steering precision and front-end feel\u003c\/li\u003e\n\u003cli\u003eReplaceable caliper mount brackets allow brake upgrades\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003e220mm brake rotor setups\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAll Sirris brake brackets are designed for 220mm rotors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside down fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e Approximately 800 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43 mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type 3 hard anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type 2 anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type 2 anodized coating, Black or Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum, Type 2 anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Symmetrical adjustable closed cartridge with spring backed modified IFP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamper Bodies:\u003c\/strong\u003e Seamless 7050 aluminum, Type 3 hard anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool-free compression adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Dual side high tensile steel spring, adjustable (rebound adjusted using tool)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact PP, 210-degree wraparound\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140 to 180 lb rider weight, 3.6 \/ 3.2 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180 to 220 lb rider weight, 3.6 \/ 3.6 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weight ranges are based on body weight without riding gear. Sirris factors approximately 15 pounds of riding gear into the recommended ranges. Any heavier upgrades such as batteries or controllers should be added to rider weight when selecting spring rates.\u003c\/p\u003e\n\u003ch3\u003eCMX Tune Setup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eOnce closed fully clockwise, back adjusters out counter-clockwise to reach the recommended starting settings\u003c\/li\u003e\n\u003cli\u003eRiders near a weight cutoff may adjust preload to fine tune sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one spring class and lowering preload\u003c\/li\u003e\n\u003cli\u003eRider preference and terrain conditions may require further tuning\u003c\/li\u003e\n\u003cli\u003eExample: a 160 lb rider with 20 lb of upgrades calculates to 180 lb total system weight\u003c\/li\u003e\n\u003cli\u003eAggressive rider at 180 lb may prefer the heavy tune with lower preload\u003c\/li\u003e\n\u003cli\u003eRelaxed rider at 180 lb may run the medium tune with higher preload\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eZero XB\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Fork Is Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eZero XB riders building a \u003cstrong\u003ehigh performance off-road setup\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders who want \u003cstrong\u003ebetter front-end stability and durability\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUpgraded builds that need \u003cstrong\u003etrue motocross level suspension performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"220mm - Medium (140-180lbs) \/ CMX - Standard Clamp \/ Black","offer_id":51415114907938,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Medium (140-180lbs) \/ CMX - Standard Clamp \/ Blue","offer_id":51415114940706,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Medium (140-180lbs) \/ CMX - Drop Clamp \/ Black","offer_id":51415114973474,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Medium (140-180lbs) \/ CMX - Drop Clamp \/ Blue","offer_id":51415115006242,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51415115039010,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51415115071778,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51415115104546,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Blue","offer_id":51415115137314,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-ZERO-XB-suspension-fork-front-CMX-black.webp?v=1773352753"},{"product_id":"sirris-r46-e-moto-shock-spring-for-surron-ultra-bee","title":"Sirris R46 E-moto shock Spring | for Surron Ultra Bee","description":"\u003ch1\u003eSirris R46 Shock Spring | By Sirris Suspension | For R46 Rear Shocks on E-Moto Platforms\u003c\/h1\u003e\n\n\u003ch2\u003eDial In Your Suspension With the Correct Spring Rate\u003c\/h2\u003e\n\n\u003cp\u003e\nAt REV Rides we always remind riders that proper suspension setup starts with the correct spring rate. The \u003cstrong\u003eSirris R46 Shock Spring\u003c\/strong\u003e is designed specifically for \u003cstrong\u003eSirris R46 rear shocks\u003c\/strong\u003e, allowing riders to fine tune their suspension for rider weight, riding style, and bike setup. Choosing the right spring rate ensures the shock performs the way it was designed, delivering better traction, improved balance, and consistent suspension performance.\n\u003c\/p\u003e\n\n\u003cp\u003e\nMany riders upgrade components like batteries, controllers, or other parts that add weight to the bike. When that happens, the suspension may need a heavier spring rate to maintain proper sag and ride characteristics. Sirris offers a range of spring options so riders can match their suspension to their build and riding style.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhy the Correct Shock Spring Matters\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimizes suspension sag\u003c\/strong\u003e for improved traction and balance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintains proper damping performance\u003c\/strong\u003e from your R46 shock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports heavier upgrades\u003c\/strong\u003e such as larger batteries or controllers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproves stability\u003c\/strong\u003e during aggressive riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllows suspension tuning\u003c\/strong\u003e for rider weight and terrain\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Length:\u003c\/strong\u003e 176 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 60 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Shock:\u003c\/strong\u003e Sirris R46 rear shock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Preload:\u003c\/strong\u003e 20 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAvailable Spring Rates\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e75 N\/mm\u003c\/li\u003e\n\u003cli\u003e85 N\/mm\u003c\/li\u003e\n\u003cli\u003e90 N\/mm\u003c\/li\u003e\n\u003cli\u003e95 N\/mm\u003c\/li\u003e\n\u003cli\u003e105 N\/mm\u003c\/li\u003e\n\u003cli\u003e115 N\/mm\u003c\/li\u003e\n\u003cli\u003e125 N\/mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSur-Ron Ultra Bee R46 shocks require a \u003cstrong\u003espring compressor\u003c\/strong\u003e due to the short shock length\u003c\/li\u003e\n\u003cli\u003eMaximum recommended preload is \u003cstrong\u003e20mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRefer to Sirris service documentation for full installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSetup Tip\u003c\/h3\u003e\n\n\u003cp\u003e\nIf you upgrade your bike with a \u003cstrong\u003elarger battery or heavier components\u003c\/strong\u003e, we typically recommend stepping up one spring rate to compensate for the additional weight. This helps maintain correct sag and ensures the suspension continues to perform properly.\n\u003c\/p\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSirris R46 Rear Shocks\u003c\/li\u003e\n\u003cli\u003eCommonly used on Sur-Ron Ultra Bee setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Riders for This Spring\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eRiders adjusting suspension for \u003cstrong\u003edifferent rider weights\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBuilders upgrading to \u003cstrong\u003elarger batteries or heavier components\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAnyone dialing in a \u003cstrong\u003ecustom suspension setup\u003c\/strong\u003e for their Sirris R46 shock\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sirris Store","offers":[{"title":"75","offer_id":51415164518690,"sku":null,"price":95.0,"currency_code":"USD","in_stock":false},{"title":"85","offer_id":51415164551458,"sku":null,"price":95.0,"currency_code":"USD","in_stock":false},{"title":"90","offer_id":51415166386466,"sku":null,"price":95.0,"currency_code":"USD","in_stock":false},{"title":"95","offer_id":51415166419234,"sku":null,"price":95.0,"currency_code":"USD","in_stock":false},{"title":"105","offer_id":51415166452002,"sku":null,"price":95.0,"currency_code":"USD","in_stock":false},{"title":"115","offer_id":51415166484770,"sku":null,"price":95.0,"currency_code":"USD","in_stock":false},{"title":"125","offer_id":51415166517538,"sku":null,"price":95.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-rear-spring.webp?v=1773355132"},{"product_id":"sirris-f43-spring-single","title":"Sirris F43 spring (single)","description":"\u003ch1\u003eSirris F43 Fork Spring (Single) | By Sirris Suspension | For F43 Forks on E-Moto Platforms\u003c\/h1\u003e\n\u003ch2\u003eFine Tune Your Front Suspension the Right Way\u003c\/h2\u003e\n\u003cp\u003eAt REV Rides we always tell riders that suspension performance starts with the correct spring rate. The \u003cstrong\u003eSirris F43 Fork Spring\u003c\/strong\u003e allows riders to dial in their suspension setup to match rider weight, riding style, and bike configuration. These springs are designed \u003cspan style=\"text-decoration: underline;\"\u003especifically\u003c\/span\u003e for \u003cstrong\u003eSirris F43 forks\u003c\/strong\u003e and are available in multiple rates so you can properly balance your suspension for maximum performance.\u003c\/p\u003e\n\u003cp\u003eUnlike many forks, the F43 platform allows riders to run different spring rates in each leg to achieve an exact combined rate. This makes it possible to create a perfectly tuned setup without compromising overall fork performance. Whether you are upgrading components, adjusting for rider weight, or fine tuning your suspension for racing or trail riding, the correct spring rate makes a huge difference in traction, stability, and control.\u003c\/p\u003e\n\u003ch3\u003eWhy Proper Fork Spring Setup Matters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eImproves front-end traction and stability\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintains correct suspension sag\u003c\/strong\u003e for balanced handling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimizes damping performance\u003c\/strong\u003e from your F43 fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllows precise tuning\u003c\/strong\u003e for rider weight and riding style\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports heavier upgrades\u003c\/strong\u003e such as larger batteries or performance components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Length:\u003c\/strong\u003e 445 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 29.6 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Fork:\u003c\/strong\u003e Sirris F43 forks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold As:\u003c\/strong\u003e Single spring (two required per fork set)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailable Spring Rates\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3.2 N\/mm\u003c\/li\u003e\n\u003cli\u003e3.6 N\/mm\u003c\/li\u003e\n\u003cli\u003e4.0 N\/mm\u003c\/li\u003e\n\u003cli\u003e4.4 N\/mm\u003c\/li\u003e\n\u003cli\u003e4.8 N\/mm\u003c\/li\u003e\n\u003cli\u003e5.0 N\/mm\u003c\/li\u003e\n\u003cli\u003e5.4 N\/mm\u003c\/li\u003e\n\u003cli\u003e5.8 N\/mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Tuning\u003c\/h3\u003e\n\u003cp\u003eF43 forks allow riders to run \u003cstrong\u003etwo different spring rates\u003c\/strong\u003e to achieve an in-between combined rate. This gives riders more flexibility when dialing in suspension performance.\u003c\/p\u003e\n\u003cp\u003eExample: A common Sur-Ron Trail Medium setup averages \u003cstrong\u003e4.6 N\/mm\u003c\/strong\u003e. This is achieved by installing a \u003cstrong\u003e4.4 N\/mm spring in one leg\u003c\/strong\u003e and a \u003cstrong\u003e4.8 N\/mm spring in the other\u003c\/strong\u003e. The result is a balanced combined spring rate without requiring custom springs.\u003c\/p\u003e\n\u003ch3\u003eSetup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTwo springs are required per fork set\u003c\/li\u003e\n\u003cli\u003eDifferent spring rates can be combined to achieve an in-between rate\u003c\/li\u003e\n\u003cli\u003eOil levels and clicker settings should remain the same on both fork legs\u003c\/li\u003e\n\u003cli\u003eNo separate tuning is required when running two different spring rates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSirris F43 Forks\u003c\/li\u003e\n\u003cli\u003eCommonly used on Sur-Ron, Talaria, E-Ride Pro, Ventus, and other compact e-moto platforms using the F43 fork\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal Riders for This Upgrade\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRiders dialing in suspension for \u003cstrong\u003especific rider weights\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBuilders upgrading to \u003cstrong\u003eheavier batteries or performance components\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAnyone fine tuning their \u003cstrong\u003eSirris F43 suspension setup\u003c\/strong\u003e for maximum performance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sirris Store","offers":[{"title":"3.2","offer_id":51415168909602,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false},{"title":"3.6","offer_id":51415169040674,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false},{"title":"4.0","offer_id":51415175364898,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false},{"title":"4.4","offer_id":51415175397666,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false},{"title":"4.8","offer_id":51415175430434,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false},{"title":"5.0","offer_id":51415175463202,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false},{"title":"5.4","offer_id":51415175495970,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false},{"title":"5.8","offer_id":51415175528738,"sku":null,"price":36.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-fork.webp?v=1773355645"},{"product_id":"sirris-f43-220mm-fork-cmx-tune-tool-free-lsc-surron-light-bee-x","title":"Sirris F43 220mm Fork | CMX Tune | Tool free LSC | Surron Light Bee X \u0026 More","description":"\u003ch2\u003eSirris F43 CMX 220mm Tool-Free LSC Fork | By Sirris Suspension | For Sur-Ron Light Bee X\u003c\/h2\u003e\n\u003ch3\u003eBuilt to Dominate Any Terrain, Any Time\u003c\/h3\u003e\n\u003cp\u003eAt REV Rides we see a lot of suspension upgrades come through the shop, but the \u003cstrong\u003eSirris F43 CMX Fork\u003c\/strong\u003e is in a completely different class. This fork was engineered specifically for high performance compact e-moto platforms like the \u003cstrong\u003eSur-Ron Light Bee X\u003c\/strong\u003e. It delivers full-size motocross performance in a compact chassis that is stronger, stiffer, and far more capable than stock suspension.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eThe F43 CMX pairs an oversized \u003cstrong\u003e43mm upside-down race chassis\u003c\/strong\u003e with Sirris’ proprietary \u003cstrong\u003eCMX-tuned closed cartridge damping system\u003c\/strong\u003e. The result is razor sharp handling, incredible front end confidence, and the type of planted ride feel riders usually expect from full size race bikes. With \u003cstrong\u003e220mm of travel\u003c\/strong\u003e, tool-free compression adjustment, and race-grade materials throughout the fork, this setup completely transforms the way a Light Bee rides on rough terrain, jumps, or high-speed tracks.\u003c\/p\u003e\n\u003cp\u003eSirris started with their proven F43 race platform, then resized and lightened it specifically for compact electric motos. The longer \u003cstrong\u003e775mm chassis length\u003c\/strong\u003e, oversized stanchions, and billet clamps increase stiffness and stability while keeping weight balanced for aggressive riding. Everything about this fork was designed to reduce flex, increase durability, and maintain predictable performance even when riders start pushing these bikes to their limits.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/asLmhX5057M?si=oWYpFwoy7WOTQbJ3\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eOversized Chassis Designed to Outperform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and nicks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX-series hard anodized uppers\u003c\/strong\u003e maximize durability and structural strength\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended fork length\u003c\/strong\u003e delivers a longer and more planted front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e provides 20mm more travel than the stock Light Bee fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet aluminum triple clamps\u003c\/strong\u003e increase stiffness and reduce twisting under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e allows nearly unlimited tire choices for dirt or supermoto setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e for stronger cockpit integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom ultra stiff chromoly axle\u003c\/strong\u003e improves steering precision and front end feel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle style top cap system\u003c\/strong\u003e for improved steering bearing tension control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable caliper brackets and wheel spacers\u003c\/strong\u003e allow for wheel or brake upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is not just about stiffness. The F43 CMX delivers real strength without compromise. The design focuses on balance, impact absorption, and long term durability so riders can push harder without losing front end confidence.\u003c\/p\u003e\n\u003ch3\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the fork is Sirris’ \u003cstrong\u003eCMX tuned symmetrical closed cartridge damper\u003c\/strong\u003e. This system was built to deliver professional level damping performance in a compact e-moto platform. Separate oil circuits isolate lubrication and damping oil, allowing the fork to maintain consistent feel even under long aggressive riding sessions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMX Compact Motocross Tune\u003c\/strong\u003e designed for aggressive riders and racing environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSymmetrical closed cartridge design\u003c\/strong\u003e provides fade-free damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent oil circuits\u003c\/strong\u003e separate damping and lubrication oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow pistons\u003c\/strong\u003e with fully tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic bottom-out control\u003c\/strong\u003e softens heavy impacts while preserving full travel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX-series internal components\u003c\/strong\u003e with hard anodizing to reduce wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Daido bushings and NOK MX seals\u003c\/strong\u003e for smooth operation and long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CMX tune delivers a planted and predictable ride feel. Whether you are charging into rough terrain or pushing track speed, the fork remains stable, controlled, and endlessly tunable for rider preference.\u003c\/p\u003e\n\u003ch3\u003eTool-Free Compression Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe F43 CMX introduces \u003cstrong\u003etool-free compression adjusters\u003c\/strong\u003e, allowing riders to quickly fine tune front end feel without needing a screwdriver. Nearly \u003cstrong\u003e30 clicks of external compression adjustment\u003c\/strong\u003e make it easy to dial in the fork for different terrain or riding styles.\u003c\/p\u003e\n\u003ch3\u003eDirect Mount Stem System\u003c\/h3\u003e\n\u003cp\u003eThe Sirris steerer tube and motorcycle style top cap system are designed for \u003cstrong\u003edirect mount stems\u003c\/strong\u003e. This improves cockpit stiffness and helps maintain consistent steering bearing torque, similar to full-size motocross bikes.\u003c\/p\u003e\n\u003cp\u003eThe stock Sur-Ron Light Bee X stem is not compatible because the Sirris steerer tube cannot be clamped. Recommended options include a \u003cstrong\u003eWarp 9 direct mount stem\u003c\/strong\u003e or the \u003cstrong\u003eHeavy Hitter Adjustable Billet Display Mount from GritShift\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h3\u003e\n\u003cp\u003eThe optional \u003cstrong\u003edrop crown clamp\u003c\/strong\u003e raises the front end an additional \u003cstrong\u003e25mm\u003c\/strong\u003e, extending overall fork length to approximately \u003cstrong\u003e800mm\u003c\/strong\u003e. This allows riders to run a \u003cstrong\u003e21 inch front wheel\u003c\/strong\u003e while maintaining proper bike balance when paired with longer rear suspension.\u003c\/p\u003e\n\u003ch3\u003eAxle and Brake Mount System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra stiff chromoly race axle improves steering precision\u003c\/li\u003e\n\u003cli\u003eReplaceable brake caliper mount brackets allow caliper upgrades\u003c\/li\u003e\n\u003cli\u003e220mm rotor brake bracket included\u003c\/li\u003e\n\u003cli\u003eStock Light Bee X rotor is 200mm and must be upgraded to 220mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside Down Fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e ~800 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43 mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type III hard anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type II anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed race axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type II anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool free LSC adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Dual side adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact polypropylene, 210° wraparound\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140 to 180 lb rider weight, 3.6 \/ 3.2 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180 to 220 lb rider weight, 3.6 \/ 3.6 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weights are calculated without riding gear. Approximately 15 pounds of riding gear is factored into the recommended range. Upgrades such as heavier batteries or controllers should be added to rider weight when selecting spring rates.\u003c\/p\u003e\n\u003ch3\u003eCMX Tune Setup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eOnce fully closed, back adjusters out according to factory recommendations\u003c\/li\u003e\n\u003cli\u003eRiders near a weight cutoff may adjust preload to fine tune sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one spring class with reduced preload\u003c\/li\u003e\n\u003cli\u003eRider preference and terrain may require further adjustment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eExample: A 160 lb rider with 20 lb of added upgrades would calculate rider weight as 180 lb. An aggressive rider would typically run the heavy tune with lower preload, while a relaxed rider could run the medium spring with higher preload.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSur-Ron Light Bee X \u0026amp; S\u003c\/li\u003e\n\u003cli\u003eSegway X160 \u0026amp; X260\u003c\/li\u003e\n\u003cli\u003eTalaria MX3 \u0026amp; MX4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Fork Is Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSur-Ron riders building a \u003cstrong\u003erace or track focused Light Bee\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders who want \u003cstrong\u003eserious durability and front end confidence\u003c\/strong\u003e on rough terrain\u003c\/li\u003e\n\u003cli\u003eHigh power builds that need \u003cstrong\u003etrue motocross level suspension performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"product-block\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503118024994,"sku":"430-99-019-MED-02,  43MM USD, 775MM X 220MM, 25MM OFFSET, SURRON LBX, MED, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503118057762,"sku":"430-99-019-MED-04,  43MM USD, 775MM X 220MM, 25MM OFFSET, SURRON LBX, MED, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503118090530,"sku":"430-99-019-MED-02-DR,  43MM USD, 775MM X 220MM, 25MM OFFSET, SURRON LBX, MED, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503118123298,"sku":"430-99-019-HVY-02,  43MM USD, 775MM X 220MM, 25MM OFFSET, SURRON LBX, HVY, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503118156066,"sku":"430-99-019-HVY-04,  43MM USD, 775MM X 220MM, 25MM OFFSET, SURRON LBX, HVY, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503118188834,"sku":"430-99-019-HVY-02-DR,  43MM USD, 775MM X 220MM, 25MM OFFSET, SURRON LBX, HEAVY, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-SURRON-LBX-suspension-fork-front-CMX-black_815b5de4-fb54-4d73-8361-2f659f586ced.jpg?v=1775673774"},{"product_id":"sirris-f43-220mm-fork-cmx-tune-tool-free-lsc-talaria-mx5","title":"Sirris F43 220mm Fork | CMX Tune | Tool free LSC | Talaria MX5","description":"\u003ch2\u003eSirris F43 220mm Fork | CMX Tune | Tool-Free LSC | Talaria MX5\u003c\/h2\u003e\n\u003ch3\u003eBuilt to Dominate Any Terrain, Any Time\u003c\/h3\u003e\n\u003cp\u003eAt REV Rides we spend a lot of time dialing in suspension for compact e-moto platforms, and the \u003cstrong\u003eSirris F43 CMX Fork\u003c\/strong\u003e is one of the most serious performance upgrades you can install on the \u003cstrong\u003eTalaria MX5\u003c\/strong\u003e. This fork brings true motocross level suspension engineering to a lightweight electric bike that was built to ride hard.\u003c\/p\u003e\n\u003cp\u003eThe F43 CMX combines an oversized \u003cstrong\u003e43mm upside-down race chassis\u003c\/strong\u003e with Sirris’ proprietary \u003cstrong\u003eCMX tuned closed cartridge damping system\u003c\/strong\u003e. The result is razor sharp steering response, improved stability, and unreal front end confidence whether you are riding trails, hitting jumps, or pushing the bike at higher speeds. With \u003cstrong\u003e220mm of suspension travel\u003c\/strong\u003e, tool-free compression adjustment, and race grade materials throughout, this fork dramatically improves control compared to stock suspension.\u003cmeta charset=\"utf-8\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eSirris developed the F43 platform by taking their proven race fork architecture and resizing it specifically for compact electric motos. The \u003cstrong\u003e775mm extended chassis\u003c\/strong\u003e, oversized stanchions, and billet clamps create a longer, stronger, and more planted front end while still keeping the bike agile and responsive. The goal is simple, eliminate flex, improve durability, and give riders predictable suspension performance when pushing their bike harder.\u003c\/p\u003e\n\u003ch3\u003eOversized Chassis Designed to Outperform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series hard anodized uppers\u003c\/strong\u003e maximize strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended fork length\u003c\/strong\u003e creates a longer and more stable front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e delivers 20mm more suspension travel than stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet aluminum triple clamps\u003c\/strong\u003e increase stiffness and reduce twisting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e allows nearly unlimited tire choices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e improves cockpit stiffness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra stiff chromoly race axle\u003c\/strong\u003e improves steering precision and control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle style top cap\u003c\/strong\u003e improves steering bearing tension adjustment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable caliper mounts and wheel spacers\u003c\/strong\u003e allow brake and wheel upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis design focuses on more than stiffness alone. The F43 CMX is built to maintain balance, absorb heavy hits, and deliver long-term durability for riders pushing harder on rough terrain or track riding. \u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/y8ZjgHK3_Vc?si=3FkKGJa3XNa6oJMZ\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h3\u003e\n\u003cp\u003eAt the core of the fork is the \u003cstrong\u003eCMX tuned symmetrical closed cartridge damper\u003c\/strong\u003e. This advanced system provides professional level damping with independent oil circuits that separate lubrication and damping oil. That separation allows the fork to maintain consistent feel even during long aggressive riding sessions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMX Compact Motocross Tune\u003c\/strong\u003e designed for aggressive riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue symmetrical closed cartridge design\u003c\/strong\u003e delivers fade free damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent oil circuits\u003c\/strong\u003e isolate damping and lubrication oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh flow pistons\u003c\/strong\u003e with tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic bottom out control\u003c\/strong\u003e protects against harsh landings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard anodized internal components\u003c\/strong\u003e reduce wear and increase longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Daido bushings and NOK MX seals\u003c\/strong\u003e ensure smooth operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CMX tuning provides a planted and predictable ride feel. From aggressive trail riding to high speed track laps, the fork remains composed and highly tunable for rider preference.\u003c\/p\u003e\n\u003ch3\u003eTool-Free Compression Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe F43 CMX features \u003cstrong\u003etool-free compression adjusters\u003c\/strong\u003e so riders can quickly fine tune the suspension without tools. With nearly \u003cstrong\u003e30 clicks of external adjustment\u003c\/strong\u003e, dialing in the fork for different terrain or riding styles is quick and easy.\u003c\/p\u003e\n\u003ch3\u003eDirect Mount Stem System\u003c\/h3\u003e\n\u003cp\u003eThe Sirris steerer tube and motorcycle-style top cap system are designed for \u003cstrong\u003edirect mount stems\u003c\/strong\u003e. This improves cockpit stiffness and helps maintain consistent steering bearing torque similar to full-size motocross bikes.\u003c\/p\u003e\n\u003ch3\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h3\u003e\n\u003cp\u003eThe optional \u003cstrong\u003edrop clamp\u003c\/strong\u003e raises the front end an additional \u003cstrong\u003e25mm\u003c\/strong\u003e, extending overall fork length to approximately \u003cstrong\u003e800mm\u003c\/strong\u003e. This allows riders to run a \u003cstrong\u003e21 inch front wheel\u003c\/strong\u003e while maintaining proper bike balance when paired with longer rear suspension.\u003c\/p\u003e\n\u003ch3\u003eAxle and Brake Mount System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra stiff chromoly axle improves steering precision\u003c\/li\u003e\n\u003cli\u003eReplaceable caliper mount brackets allow brake upgrades\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003e220mm brake rotor setups\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAll Sirris brake brackets are designed for 220mm rotors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside Down Fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e ~800 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43 mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type III hard anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type II anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type II anodized (Black or Blue)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Symmetrical adjustable closed cartridge with modified IFP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool-free LSC adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Dual side adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact PP wraparound guards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140 to 180 lb rider weight, 3.6 \/ 3.6 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180 to 220 lb rider weight, 4.0 \/ 3.6 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weight ranges are calculated without riding gear. Approximately 15 pounds of riding gear is factored into the recommended range. Any upgrades such as heavier batteries or controllers should be added to rider weight when selecting spring rates.\u003c\/p\u003e\n\u003ch3\u003eCMX Tune Setup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eBack adjusters out from the closed position to reach factory settings\u003c\/li\u003e\n\u003cli\u003eRiders near a weight cutoff may adjust preload to fine tune sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one spring class\u003c\/li\u003e\n\u003cli\u003eRiding style and terrain may require additional tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTalaria MX5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Fork Is Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTalaria MX5 riders building a \u003cstrong\u003erace ready or track focused setup\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders who want \u003cstrong\u003emaximum front end stability and durability\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh power builds that need \u003cstrong\u003etrue motocross level suspension performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sirris Store","offers":[{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503118221602,"sku":"430-99-020-MED-02,  43MM USD, 775MM X 220MM, 25MM OFFSET, TALARIA MX5, MED, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503118254370,"sku":"430-99-020-MED-04,  43MM USD, 775MM X 220MM, 25MM OFFSET, TALARIA MX5, MED, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503118287138,"sku":"430-99-020-MED-02-DR,  43MM USD, 775MM X 220MM, 25MM OFFSET, TALARIA MX5, MED, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503118319906,"sku":"430-99-020-HVY-02,  43MM USD, 775MM X 220MM, 25MM OFFSET, TALARIA MX5, HVY, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503118352674,"sku":"430-99-020-HVY-04,  43MM USD, 775MM X 220MM, 25MM OFFSET, TALARIA MX5, HVY, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503118385442,"sku":"430-99-020-HVY-02-DR,  43MM USD, 775MM X 220MM, 25MM OFFSET, TALARIA MX5, HEAVY, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-TALARIA-MX5-suspension-fork-front-CMX-black_c1a03e2d-5b7c-483d-89a4-351ca9fd65f0.jpg?v=1775673774"},{"product_id":"r46-mx-tune-lsc","title":"Sirris R46 E-moto shock w\/ MX tune | for Surron Ultra Bee","description":"\u003ch1\u003eSirris R46 MX Tune Rear Shock | By Sirris Suspension | For Sur-Ron Ultra Bee\u003c\/h1\u003e\n\n\u003ch2\u003eMotocross-Tuned Suspension Built for Real Speed\u003c\/h2\u003e\n\n\u003cp\u003e\nAt REV Rides we see a lot of Ultra Bee riders starting to push their bikes into true motocross territory. The \u003cstrong\u003eSirris R46 MX Tune Shock\u003c\/strong\u003e was built exactly for that type of riding. This pressure-balanced piggyback shock delivers race-ready control, serious bottom-out resistance, and the type of support needed for jumps, whoops, and fast cornering.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe MX Tune is Sirris’ motocross-specific setup for the \u003cstrong\u003eSur-Ron Ultra Bee\u003c\/strong\u003e. Compared to a trail-focused tune, this configuration prioritizes high-speed control and bottoming resistance. The suspension is firmer and more supportive, allowing riders to hit bigger features, land harder, and maintain stability through aggressive terrain.\n\u003c\/p\u003e\n\n\u003cp\u003e\nWhen paired with a Sirris front fork, this shock completes a balanced suspension system that transforms how the Ultra Bee handles under real riding conditions. The R46 platform was designed specifically for lightweight electric motorcycles where torque delivery and weight distribution demand suspension that reacts quickly and stays consistent.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhy the R46 MX Tune Shock Stands Out\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Ø46mm high-flow piston\u003c\/strong\u003e improves damping control and consistency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiggyback reservoir design\u003c\/strong\u003e maintains pressure balance and reduces fade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMX Tune valving\u003c\/strong\u003e built for high-speed motocross riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully adjustable compression and rebound\u003c\/strong\u003e for precise tuning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring rates matched to rider weight\u003c\/strong\u003e for proper suspension balance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType III hard anodized components\u003c\/strong\u003e increase durability and wear resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInduction hardened hollow shaft\u003c\/strong\u003e improves strength while reducing weight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully rebuildable design\u003c\/strong\u003e allows long-term serviceability and custom tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMX Tune Performance\u003c\/h3\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eMX Tune\u003c\/strong\u003e is built for riders pushing their Ultra Bee at motocross speeds. This setup prioritizes support and bottom-out resistance while maintaining stability through rough terrain and aggressive riding conditions.\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMaximum bottom-out resistance for big jumps\u003c\/li\u003e\n\u003cli\u003eStrong support through whoops and fast braking bumps\u003c\/li\u003e\n\u003cli\u003eImproved corner stability at higher speeds\u003c\/li\u003e\n\u003cli\u003eDesigned for aggressive motocross riding\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Piggyback reservoir, steel spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Length:\u003c\/strong\u003e 320 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 85 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.9 lb \/ 1.76 kg (without spring)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston:\u003c\/strong\u003e Ø46 mm CNC 6061 billet aluminum, Type III hard anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Band:\u003c\/strong\u003e Hard band\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft:\u003c\/strong\u003e Ø16 mm chrome-plated induction hardened hollow shaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Body:\u003c\/strong\u003e Seamless 6061 aluminum, Type III hard anodized with ACME thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Retainer:\u003c\/strong\u003e 6061 aluminum, Type III hard anodized with locking feature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReservoir:\u003c\/strong\u003e Pressurized with floating piston\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Tunable compression and rebound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottom Out:\u003c\/strong\u003e MCU bumper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Out:\u003c\/strong\u003e Rubber bumper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NBR\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRider Weight Options\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight:\u003c\/strong\u003e 120–160 lb rider weight, 85 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 160–200 lb rider weight, 95 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 200–240 lb rider weight, 105 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eX Heavy:\u003c\/strong\u003e 240–280 lb rider weight, 115 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXX Heavy:\u003c\/strong\u003e 280–320 lb rider weight, 115 N\/mm spring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nRider weight ranges are based on body weight without riding gear. Sirris factors approximately 15 lb of riding gear into the recommended ranges. Upgrades such as heavier batteries, controllers, or other components should also be added to rider weight when selecting spring rates.\n\u003c\/p\u003e\n\n\u003ch3\u003eMX Tune Setup Notes\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSettings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eTurn adjusters fully clockwise, then back out to recommended settings\u003c\/li\u003e\n\u003cli\u003eRiders near weight cutoffs may adjust preload to dial in sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one weight class\u003c\/li\u003e\n\u003cli\u003eRider preference and terrain may require further tuning adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nExample: A 180 lb rider without gear and 20 lb of upgrades calculates total rider weight at 200 lb. An aggressive rider may select the Heavy spring with lower preload, while a more relaxed rider may run the Medium spring with slightly higher preload.\n\u003c\/p\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSur-Ron Ultra Bee\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Riders for This Shock\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eUltra Bee riders focused on \u003cstrong\u003emotocross riding and big jump capability\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRiders who want \u003cstrong\u003emaximum rear suspension support and control\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBuilders creating a \u003cstrong\u003efull Sirris suspension setup\u003c\/strong\u003e for track or aggressive riding\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sirris Store","offers":[{"title":"Light (120-160 lb) \/ MX \/ LSC","offer_id":51503118614818,"sku":"246-99-007-LTE-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, MX, LTE","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Medium (160-200 lb) \/ MX \/ LSC","offer_id":51503118647586,"sku":"246-99-007-MED-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, MX, MED","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (200-240 lb) \/ MX \/ LSC","offer_id":51503118680354,"sku":"246-99-007-HVY-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, MX, HVY","price":899.0,"currency_code":"USD","in_stock":true},{"title":"X Heavy (240-280 lb) \/ MX \/ LSC","offer_id":51503118713122,"sku":"246-99-007-1XH-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, MX, 1XH","price":899.0,"currency_code":"USD","in_stock":true},{"title":"XX Heavy (280-320 lb) \/ MX \/ LSC","offer_id":51503118745890,"sku":"246-99-007-2XH-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, MX, 2XH","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-R46-suspension-shock-front-mx_e3aaa0a1-f155-47d8-a5fc-3f853584e8ce.jpg?v=1779319482"},{"product_id":"r46-trail-tune-lsc","title":"Sirris R46 E-moto shock w\/ Trail tune | for Surron Ultra Bee","description":"\u003ch1\u003eSirris R46 Trail Tune Rear Shock | By Sirris Suspension | For Sur-Ron Ultra Bee\u003c\/h1\u003e\n\n\u003ch2\u003eTrail Tuned Suspension Built for Real E-Moto Speed\u003c\/h2\u003e\n\n\u003cp\u003e\nAt REV Rides we see a lot of riders pushing the \u003cstrong\u003eSur-Ron Ultra Bee\u003c\/strong\u003e well beyond what the stock suspension was designed for. The \u003cstrong\u003eSirris R46 Trail Tune Shock\u003c\/strong\u003e was built specifically to unlock the true potential of this platform. It delivers a pressure-balanced piggyback design, a massive 46mm piston, and fully tunable compression and rebound so riders can push harder across real terrain.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe Trail Tune is Sirris’ most versatile setup. It is sporty and supportive while still absorbing rough terrain with confidence. Whether you are riding fast technical trails, open desert terrain, or aggressive singletrack, this shock keeps the rear of the bike planted and predictable.\n\u003c\/p\u003e\n\n\u003cp\u003e\nPaired with a Sirris front fork, this shock completes a balanced suspension system that dramatically improves traction, stability, and rider confidence. The R46 Trail Tune is built specifically for e-moto platforms where torque delivery and weight distribution demand suspension that can react quickly and stay consistent ride after ride.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhy the R46 Trail Tune Shock Stands Out\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Ø46mm high-flow piston\u003c\/strong\u003e improves damping control and consistency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiggyback reservoir design\u003c\/strong\u003e maintains pressure balance and prevents fade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully tunable compression and rebound\u003c\/strong\u003e allows precise suspension setup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrail Tune valving\u003c\/strong\u003e designed for fast riding across varied terrain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring rates matched to rider weight\u003c\/strong\u003e for optimized performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType III hard anodized components\u003c\/strong\u003e for long-term durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInduction hardened hollow shaft\u003c\/strong\u003e improves strength while reducing weight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully serviceable design\u003c\/strong\u003e allows easy rebuilds and custom tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTrail Tune Performance\u003c\/h3\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eTrail Tune\u003c\/strong\u003e is designed to be aggressive yet versatile. It provides a sporty and supportive ride feel that allows riders to maintain speed over rough terrain without sacrificing comfort or control.\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eSupportive damping for aggressive trail riding\u003c\/li\u003e\n\u003cli\u003eExcellent traction across mixed terrain\u003c\/li\u003e\n\u003cli\u003eBalanced ride feel for long distance riding\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for lightweight e-moto platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Piggyback reservoir, steel spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Length:\u003c\/strong\u003e 320 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 85 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.9 lb \/ 1.76 kg (without spring)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston:\u003c\/strong\u003e Ø46 mm CNC 6061 billet aluminum, Type III hard anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Band:\u003c\/strong\u003e Hard band\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft:\u003c\/strong\u003e Ø16 mm chrome plated induction hardened hollow shaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Body:\u003c\/strong\u003e Seamless 6061 aluminum, Type III hard anodized with ACME thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Retainer:\u003c\/strong\u003e 6061 aluminum, Type III hard anodized with locking feature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReservoir:\u003c\/strong\u003e Pressurized with floating piston\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Tunable compression and rebound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottom Out:\u003c\/strong\u003e MCU bumper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Out:\u003c\/strong\u003e Rubber bumper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NBR\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRider Weight Options\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight:\u003c\/strong\u003e 130–160 lb rider weight, 75 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 160–210 lb rider weight, 85 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 210–230 lb rider weight, 90 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eX Heavy:\u003c\/strong\u003e 230–250 lb rider weight, 95 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXX Heavy:\u003c\/strong\u003e 250–280 lb rider weight, 105 N\/mm spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXXX Heavy:\u003c\/strong\u003e 280–350 lb rider weight, 115 N\/mm spring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nRider weight ranges are based on body weight without riding gear. Sirris factors approximately 15 lb of riding gear into the recommended weight ranges. Upgrades such as larger batteries, controllers, or other heavy components should also be added to rider weight when selecting spring rates.\n\u003c\/p\u003e\n\n\u003ch3\u003eTrail Tune Setup Notes\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSettings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eTurn adjusters fully clockwise, then back out to recommended settings\u003c\/li\u003e\n\u003cli\u003eRiders near weight cutoffs may adjust preload to dial in sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one weight class\u003c\/li\u003e\n\u003cli\u003eRider preference and terrain may require additional tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nExample: A 190 lb rider without gear and 20 lb of upgrades would calculate total rider weight at 210 lb. An aggressive rider may choose the Heavy spring with lower preload, while a relaxed rider may run the Medium spring with higher preload.\n\u003c\/p\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSur-Ron Ultra Bee\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Riders for This Shock\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eUltra Bee riders who want \u003cstrong\u003ebetter traction and rear-end control\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders pushing faster speeds across rough terrain\u003c\/li\u003e\n\u003cli\u003eRiders building a \u003cstrong\u003efully upgraded suspension setup\u003c\/strong\u003e with matching Sirris forks\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sirris Store","offers":[{"title":"Light (130-160 lb) \/ Trail \/ LSC","offer_id":51503118975266,"sku":"246-99-002-LTE-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, LTE","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Medium (160-210 lb) \/ Trail \/ LSC","offer_id":51503119008034,"sku":"246-99-002-MED-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, MED","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (210-230 lb) \/ Trail \/ LSC","offer_id":51503119040802,"sku":"246-99-002-HVY-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, HVY","price":899.0,"currency_code":"USD","in_stock":true},{"title":"X Heavy (230-250 lb) \/ Trail \/ LSC","offer_id":51503119073570,"sku":"246-99-002-1XH-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, 1XH","price":899.0,"currency_code":"USD","in_stock":true},{"title":"XX Heavy (250-280 lb) \/ Trail \/ LSC","offer_id":51503119106338,"sku":"246-99-002-2XH-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, 2XH","price":899.0,"currency_code":"USD","in_stock":true},{"title":"XXX Heavy (280-350 lb) \/ Trail \/ LSC","offer_id":51503119139106,"sku":"246-99-002-3XH-XX  RR SHOCK, SURRON UB AM, 46MM, 320MM X 84.2MM, 3XH","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-R46-suspension-shock-front-trail_59f4b011-c4ab-4108-ba83-7797e5ab6c4f.jpg?v=1779319483"},{"product_id":"sirris-f43-220mm-fork-cmx-tune-tool-free-lsc-e-ride-pro-ss-3-0","title":"Sirris F43 220mm Fork | CMX Tune | Tool free LSC | for E-Ride Pro SS 3.0","description":"\u003ch1\u003eSirris F43 220mm Fork | CMX Tune | Tool-Free LSC | by Sirris Suspension | For E-Ride Pro SS 3.0\u003c\/h1\u003e\n\u003ch2\u003eBuilt to Dominate Any Terrain, Any Time\u003c\/h2\u003e\n\u003cp\u003eAt REV Rides we work with a lot of suspension upgrades, and the \u003cstrong\u003eSirris F43 CMX Fork\u003c\/strong\u003e is easily one of the most impressive compact e-moto forks available today. Designed specifically for platforms like the \u003cstrong\u003eE-Ride Pro SS 3.0\u003c\/strong\u003e, this fork delivers full-size motocross level performance in a chassis optimized for lightweight electric bikes.\u003c\/p\u003e\n\u003cp\u003eThe F43 CMX combines an oversized \u003cstrong\u003e43mm upside-down race chassis\u003c\/strong\u003e with Sirris’ proprietary \u003cstrong\u003eCMX tuned closed cartridge damping system\u003c\/strong\u003e. The result is razor sharp handling, incredible front end confidence, and consistent control when riding aggressively on trails, tracks, or rough terrain. With \u003cstrong\u003e220mm of suspension travel\u003c\/strong\u003e, tool free compression adjustment, and race grade materials throughout the fork, this is a serious upgrade over stock suspension.\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSirris started with their race-proven F43 platform and resized it specifically for compact electric motos. The \u003cstrong\u003e775mm chassis length\u003c\/strong\u003e, oversized stanchions, and billet clamps create a stronger and more planted front end while maintaining the agility these bikes are known for. The design focuses on eliminating flex, improving durability, and delivering predictable suspension performance even when the bike is pushed hard.\u003c\/p\u003e\n\u003ch3\u003eOversized Chassis Designed to Outperform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series hard anodized uppers\u003c\/strong\u003e maximize strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended fork length\u003c\/strong\u003e creates a longer and more stable front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e provides 20mm more travel than stock suspension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet aluminum triple clamps\u003c\/strong\u003e increase stiffness and reduce twisting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e allows nearly unlimited tire choices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e improves cockpit stiffness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra stiff chromoly race axle\u003c\/strong\u003e increases steering precision and front end feel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle style top cap\u003c\/strong\u003e improves steering bearing tension control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable brake mounts and wheel spacers\u003c\/strong\u003e allow brake and wheel upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis design focuses on more than just stiffness. The F43 CMX is built to improve balance, soak up hard impacts, and maintain long term durability for riders pushing higher speeds and rougher terrain.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/y8ZjgHK3_Vc?si=3FkKGJa3XNa6oJMZ\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h3\u003e\n\u003cp\u003eAt the core of the fork is the \u003cstrong\u003eCMX tuned symmetrical closed cartridge damper\u003c\/strong\u003e. This advanced system provides professional level damping performance with independent oil circuits that separate lubrication and damping oil. This design helps maintain consistent performance even during long aggressive riding sessions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMX Compact Motocross Tune\u003c\/strong\u003e designed for aggressive riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSymmetrical closed cartridge design\u003c\/strong\u003e delivers fade free damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent oil circuits\u003c\/strong\u003e isolate damping and lubrication oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh flow pistons\u003c\/strong\u003e with fully tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic bottom out control\u003c\/strong\u003e protects against harsh landings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard anodized internal components\u003c\/strong\u003e reduce wear and increase longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Daido bushings and NOK MX seals\u003c\/strong\u003e ensure smooth operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CMX tuning delivers a planted and predictable ride feel. From aggressive trail riding to high speed track laps, the fork stays composed and easy to tune for rider preference.\u003c\/p\u003e\n\u003ch3\u003eTool-Free Compression Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe F43 CMX features \u003cstrong\u003etool free compression adjusters\u003c\/strong\u003e, allowing riders to quickly adjust suspension settings without tools. With nearly \u003cstrong\u003e30 clicks of external adjustment\u003c\/strong\u003e, dialing in the fork for different terrain or riding styles is fast and simple.\u003c\/p\u003e\n\u003ch3\u003eDirect Mount Stem System\u003c\/h3\u003e\n\u003cp\u003eThe Sirris steerer tube and motorcycle style top cap system are designed for \u003cstrong\u003edirect mount stems\u003c\/strong\u003e. This setup improves cockpit stiffness and helps maintain consistent steering bearing torque, similar to larger motocross bikes.\u003c\/p\u003e\n\u003cp\u003eThe stock \u003cstrong\u003eE-Ride Pro stem is not compatible\u003c\/strong\u003e because the Sirris steerer tube cannot be clamped. We recommend using a \u003cstrong\u003eWarp 9 direct mount stem\u003c\/strong\u003e or the \u003cstrong\u003eHeavy Hitter Adjustable Billet Display Mount by GritShift\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h3\u003e\n\u003cp\u003eThe optional \u003cstrong\u003edrop clamp\u003c\/strong\u003e raises the front end an additional \u003cstrong\u003e25mm\u003c\/strong\u003e, extending fork length to approximately \u003cstrong\u003e800mm\u003c\/strong\u003e. This allows riders to run a \u003cstrong\u003e21 inch front wheel\u003c\/strong\u003e while maintaining proper bike balance when paired with longer rear suspension.\u003c\/p\u003e\n\u003ch3\u003eAxle and Brake Mount System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra stiff chromoly axle improves steering precision\u003c\/li\u003e\n\u003cli\u003eReplaceable caliper mount brackets allow brake upgrades\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003e220mm brake rotor setups\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAll Sirris brake brackets are designed for 220mm rotors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside Down Fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e ~800 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43 mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type III hard anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type II anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type II anodized (Black or Blue)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Symmetrical adjustable closed cartridge with modified IFP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool free LSC adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Dual side adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact PP wraparound guards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140 to 180 lb rider weight, 3.6 \/ 3.6 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180 to 220 lb rider weight, 4.0 \/ 3.6 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weight ranges are calculated without riding gear. Approximately 15 pounds of riding gear is factored into the recommended range. Any upgrades such as heavier batteries or controllers should be added to rider weight when selecting spring rates.\u003c\/p\u003e\n\u003ch3\u003eCMX Tune Setup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eBack adjusters out from closed position to reach factory settings\u003c\/li\u003e\n\u003cli\u003eRiders near a weight cutoff may adjust preload to fine tune sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one spring class\u003c\/li\u003e\n\u003cli\u003eRiding style and terrain may require further tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eE-Ride Pro SS 3.0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Fork Is Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eE-Ride Pro riders building a \u003cstrong\u003erace ready or track focused setup\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders who want \u003cstrong\u003emaximum front end stability and durability\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh power builds that need \u003cstrong\u003etrue motocross level suspension performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503119499554,"sku":"430-99-024-MED-02,  43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 3.0, MED, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503119532322,"sku":"430-99-024-MED-04,  43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 3.0, MED, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503119565090,"sku":"430-99-024-MED-02-DR,  43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 3.0, MED, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503119597858,"sku":"430-99-024-HVY-02, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 3.0, HVY, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503119630626,"sku":"430-99-024-HVY-04, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 3.0, HVY, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503119663394,"sku":"430-99-024-HVY-02-DR, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 3.0, HEAVY, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-E-RIde-Pro-SS-30-suspension-fork-3_4-CMX-black.jpg?v=1775673780"},{"product_id":"sirris-f43-220mm-fork-cmx-tune-tool-free-lsc-ventus-one","title":"Sirris F43 220mm Fork | CMX Tune | Tool Free LSC | Ventus One+","description":"\u003ch1\u003eSirris F43 220mm Fork | CMX Tune | Tool-Free LSC | Ventus One+\u003c\/h1\u003e\n\u003ch2\u003eBuilt to Dominate Any Terrain, Any Time\u003c\/h2\u003e\n\u003cp\u003eAt REV Rides we spend a lot of time helping riders get more out of compact e-moto platforms, and the \u003cstrong\u003eSirris F43 CMX Fork\u003c\/strong\u003e is one of the most serious suspension upgrades you can put on a \u003cstrong\u003eVentus One+\u003c\/strong\u003e. This fork brings true motocross level suspension engineering to a lightweight electric platform, giving riders a front end that feels more planted, more precise, and far more capable when speeds and terrain start getting rough.\u003c\/p\u003e\n\u003cp\u003eThe F43 CMX combines an oversized \u003cstrong\u003e43mm upside-down race chassis\u003c\/strong\u003e with Sirris’ proprietary \u003cstrong\u003eCMX tuned closed cartridge damping system\u003c\/strong\u003e. The result is razor sharp handling, strong front end support, and the kind of confidence that lets you push harder without the fork feeling vague or overwhelmed. With \u003cstrong\u003e220mm of travel\u003c\/strong\u003e, tool-free compression adjustment, and race-grade construction throughout, this is a premium upgrade for riders who want real performance, not just a cosmetic change.\u003c\/p\u003e\n\u003cp\u003eSirris took their race-proven F43 platform and resized it specifically for compact e-moto bikes. The \u003cstrong\u003e775mm extended chassis\u003c\/strong\u003e, oversized stanchions, and billet clamps create a longer, stiffer, and more controlled front end while still keeping the bike agile. Everything about this fork was designed to reduce flex, improve balance, absorb hard hits, and deliver long-haul durability for riders who actually ride their bikes hard.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eOversized Chassis Designed to Outperform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series hard anodized uppers\u003c\/strong\u003e maximize strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended fork length\u003c\/strong\u003e creates a longer and more planted front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e delivers 20mm more suspension travel than stock style compact e-moto forks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight billet aluminum clamps\u003c\/strong\u003e increase stiffness and reduce twisting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e allows nearly unlimited tire choices for dirt or street setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e improves cockpit stiffness and front-end feel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom ultra stiff chromoly axle\u003c\/strong\u003e improves steering precision and predictability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle style top cap\u003c\/strong\u003e helps maintain more consistent steering bearing tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable brake caliper adapters and swappable wheel spacers\u003c\/strong\u003e allow future wheel and brake upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis fork is not just stiffer. It is stronger where it matters, more controlled in hard impacts, and built to keep working lap after lap without giving up predictability.\u003c\/p\u003e\n\u003ch3\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the F43 CMX is Sirris’ \u003cstrong\u003eCMX tuned symmetrical closed cartridge damper\u003c\/strong\u003e. This is the most advanced damping system they have put into a compact platform. It delivers pro-level damping with separate oil paths for lubrication and damping, high-flow internals, and fully tunable compression and rebound circuits that stay cool and consistent during aggressive riding.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMX Compact Motocross Tune\u003c\/strong\u003e built for aggressive compact e-moto riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue symmetrical closed cartridge design\u003c\/strong\u003e for fade-free damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent oil circuits\u003c\/strong\u003e separate damping and lubrication oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow pistons\u003c\/strong\u003e with fully tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic bottom-out control\u003c\/strong\u003e helps save harsh landings on big hits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series internal components\u003c\/strong\u003e are hard anodized to reduce wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Daido bushings and NOK MX seals\u003c\/strong\u003e deliver smooth action and long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CMX tune gives the Ventus One+ a planted, confident ride feel right from the first ride. It stays predictable when you are on the gas, and it gives riders room to tune the fork around their speed, terrain, and preference.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/y8ZjgHK3_Vc?si=3FkKGJa3XNa6oJMZ\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eTool-Free Compression Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe F43 CMX includes \u003cstrong\u003etool-free compression adjusters\u003c\/strong\u003e, so quick setup changes are easy without needing a screwdriver. Riders get nearly \u003cstrong\u003e30 clicks of external compression adjustability\u003c\/strong\u003e, making it simple to fine tune the fork for different terrain or riding styles.\u003c\/p\u003e\n\u003ch3\u003eDirect Mount Stem System\u003c\/h3\u003e\n\u003cp\u003eThe Sirris steerer tube and top cap system are designed around a \u003cstrong\u003edirect mount stem setup\u003c\/strong\u003e. This improves clamping stiffness and steering bearing torque retention, similar to what you would expect on a larger motorcycle. It is one of those design details that helps give the fork a more locked-in and confidence inspiring front-end feel.\u003c\/p\u003e\n\u003ch3\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h3\u003e\n\u003cp\u003eThe optional \u003cstrong\u003edrop clamp\u003c\/strong\u003e raises the front end an additional \u003cstrong\u003e25mm\u003c\/strong\u003e, extending fork length to approximately \u003cstrong\u003e800mm\u003c\/strong\u003e. This makes it possible to run a \u003cstrong\u003e21 inch front wheel\u003c\/strong\u003e while maintaining bike balance when paired with a longer rear shock or taller rear setup.\u003c\/p\u003e\n\u003ch3\u003eAxle and Brake Mount System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ultra stiff chromoly axle improves steering precision and predictability\u003c\/li\u003e\n\u003cli\u003eReplaceable caliper mount brackets allow brake upgrades\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003e220mm brake rotor setups\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAll Sirris brake brackets are designed for 220mm rotors only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside down fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e Approximately 800 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43 mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type 3 hard anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type 2 anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type 2 anodized coating, Black or Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum, Type 2 anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Symmetrical adjustable closed cartridge with spring backed modified IFP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamper Bodies:\u003c\/strong\u003e Seamless 7050 aluminum, Type 3 hard anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool-free compression adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Dual side high tensile steel spring, adjustable, rebound adjusted using tool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact PP, 210-degree wraparound\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140 to 180 lb rider weight, 3.6 \/ 3.6 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180 to 220 lb rider weight, 4.0 \/ 3.6 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weight ranges are based on body weight without riding gear. Sirris factors approximately 15 pounds of riding gear into the stated weight ranges. Any heavier upgrades like a battery, controller, or other major components should also be added to rider weight when selecting spring rates.\u003c\/p\u003e\n\u003ch3\u003eCMX Tune Setup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eOnce closed fully clockwise, back the adjusters out counter-clockwise to the recommended starting point\u003c\/li\u003e\n\u003cli\u003eRiders near a weight cutoff may need preload adjustment to dial in sag\u003c\/li\u003e\n\u003cli\u003eVery aggressive or pro riders may benefit from moving up one spring class and reducing preload\u003c\/li\u003e\n\u003cli\u003eRider preference and terrain may require additional tuning changes\u003c\/li\u003e\n\u003cli\u003eExample: a 160 lb rider with 20 lb of added upgrades calculates to 180 lb total system weight\u003c\/li\u003e\n\u003cli\u003eAggressive rider at 180 lb would typically lean toward the heavy tune with lower preload\u003c\/li\u003e\n\u003cli\u003eRelaxed rider at 180 lb could run the medium tune with higher preload\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVentus One+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Fork Is Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVentus One+ riders building a \u003cstrong\u003epremium race ready or track focused setup\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders who want \u003cstrong\u003emaximum front end confidence, durability, and control\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh performance builds that need \u003cstrong\u003etrue motocross level suspension performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503119696162,"sku":"430-99-023-MED-02, 43MM USD, 775MM X 220MM, 25MM OFFSET, VENTUS ONE+, MED, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503119728930,"sku":"430-99-023-MED-04, 43MM USD, 775MM X 220MM, 25MM OFFSET, VENTUS ONE+, MED, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503119761698,"sku":"430-99-023-MED-02-DR, 43MM USD, 775MM X 220MM, 25MM OFFSET, VENTUS ONE+, MED, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503119794466,"sku":"430-99-023-HVY-02, 43MM USD, 775MM X 220MM, 25MM OFFSET, VENTUS ONE+, HVY, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503119827234,"sku":"430-99-023-HVY-04, 43MM USD, 775MM X 220MM, 25MM OFFSET, VENTUS ONE+, HVY, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503119860002,"sku":"430-99-023-HVY-02-DR, 43MM USD, 775MM X 220MM, 25MM OFFSET, VENTUS ONE+, HEAVY, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-VENTUS-ONE-suspension-fork-front-CMX-black_7140f1f8-458d-4f13-920f-6f63e9e80d3d.jpg?v=1775673780"},{"product_id":"sirris-f43-220mm-fork-cmx-tune-tool-free-lsc-e-ride-pro-sr","title":"Sirris F43 220mm Fork | CMX Tune | Tool-Free LSC | E-Ride Pro SR","description":"\u003ch2\u003eSirris F43 220mm Fork \u003cmeta charset=\"utf-8\"\u003eCMX Tune | Tool-Free LSC | E-Ride Pro SR\u003c\/h2\u003e\n\u003ch3\u003eBuilt to Dominate Any Terrain, Any Time\u003c\/h3\u003e\n\u003cp\u003eAt REV Rides we see a lot of suspension upgrades come through the shop, but the \u003cstrong\u003eSirris F43 CMX Fork\u003c\/strong\u003e is on another level. This fork was designed specifically for high performance compact e-moto platforms like the \u003cstrong\u003eE-Ride Pro SR\u003c\/strong\u003e, delivering true motocross level suspension performance in a lightweight electric platform.\u003c\/p\u003e\n\u003cp\u003eThe F43 CMX pairs an oversized \u003cstrong\u003e43mm race chassis\u003c\/strong\u003e with Sirris’ proprietary \u003cstrong\u003eCMX tuned closed cartridge damping system\u003c\/strong\u003e. The result is razor sharp handling, incredible front end confidence, and a planted ride feel even when pushing aggressive speeds on rough terrain or jumps. With \u003cstrong\u003e220mm of travel\u003c\/strong\u003e, race grade materials, and tool free compression adjustment, this fork completely transforms the way an E-Ride Pro SR handles off road or on track.\u003c\/p\u003e\n\u003cp\u003eSirris started with their race proven F43 platform and resized it for compact electric motos. The longer \u003cstrong\u003e775mm chassis\u003c\/strong\u003e, oversized stanchions, and billet clamps create a front end that is stronger, stiffer, and far more stable than stock forks. Everything about this suspension system is built to eliminate flex, improve balance, and deliver durability for riders who push their bikes hard.\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cbr\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eOversized Chassis Designed to Outperform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and nicks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series hard anodized uppers\u003c\/strong\u003e provide exceptional strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended length\u003c\/strong\u003e creates a longer and more planted front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e delivers 20mm more suspension travel than stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet aluminum triple clamps\u003c\/strong\u003e increase stiffness and reduce twisting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e allows nearly unlimited tire choice for dirt or street setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e for improved cockpit stiffness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra stiff chromoly race axle\u003c\/strong\u003e improves steering precision and control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle style top cap\u003c\/strong\u003e for consistent steering bearing tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable caliper mounts and wheel spacers\u003c\/strong\u003e allow brake and wheel upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is not just about stiffness. The F43 CMX was engineered to maintain balance and durability under real riding conditions. Riders get a front end that absorbs punishment while staying predictable lap after lap.\u003c\/p\u003e\n\u003ch3\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the fork is the \u003cstrong\u003eCMX tuned symmetrical closed cartridge damper\u003c\/strong\u003e. This advanced system delivers professional level damping performance with separate oil circuits that isolate lubrication and damping oil. That design allows the fork to stay cool, consistent, and predictable during long aggressive rides.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMX Compact Motocross Tune\u003c\/strong\u003e designed for high speed off road riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue symmetrical closed cartridge\u003c\/strong\u003e for fade free damping performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent oil circuits\u003c\/strong\u003e separate damping and lubrication oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh flow pistons\u003c\/strong\u003e with tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic bottom out control\u003c\/strong\u003e softens heavy landings and big hits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard anodized internal components\u003c\/strong\u003e reduce wear and increase durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Daido bushings and NOK MX seals\u003c\/strong\u003e provide smooth performance and long service life\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/y8ZjgHK3_Vc?si=3FkKGJa3XNa6oJMZ\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eCMX tuning delivers a planted, confidence inspiring ride feel even when riding aggressively. From rough trail riding to high speed track laps, the fork remains consistent and endlessly tunable.\u003c\/p\u003e\n\u003ch3\u003eTool-Free Compression Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe F43 CMX includes \u003cstrong\u003etool free compression adjusters\u003c\/strong\u003e that allow riders to quickly dial in suspension feel without tools. Nearly \u003cstrong\u003e30 clicks of external adjustment\u003c\/strong\u003e make it easy to adapt the fork to different terrain or riding styles.\u003c\/p\u003e\n\u003ch3\u003eDirect Mount Stem System\u003c\/h3\u003e\n\u003cp\u003eThe Sirris steerer tube and motorcycle style top cap system are designed for \u003cstrong\u003edirect mount stems\u003c\/strong\u003e. This setup improves cockpit stiffness and keeps steering bearing torque consistent similar to larger motocross bikes.\u003c\/p\u003e\n\u003cp\u003eThe stock \u003cstrong\u003eE-Ride Pro stem is not compatible\u003c\/strong\u003e because the Sirris steerer tube cannot be clamped. We recommend a \u003cstrong\u003eWarp 9 direct mount stem\u003c\/strong\u003e or the \u003cstrong\u003eHeavy Hitter Adjustable Billet Display Mount by GritShift\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h3\u003e\n\u003cp\u003eThe optional \u003cstrong\u003edrop clamp\u003c\/strong\u003e raises the front end an additional \u003cstrong\u003e25mm\u003c\/strong\u003e, extending overall fork length to approximately \u003cstrong\u003e800mm\u003c\/strong\u003e. This allows riders to run a \u003cstrong\u003e21 inch front wheel\u003c\/strong\u003e while maintaining proper bike balance when paired with longer rear suspension.\u003c\/p\u003e\n\u003ch3\u003eAxle and Brake Mount System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra stiff chromoly axle improves steering precision\u003c\/li\u003e\n\u003cli\u003eReplaceable brake caliper mount brackets allow caliper upgrades\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003e220mm brake rotor setups\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAll Sirris brake brackets are designed for 220mm rotors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside Down Fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e ~800 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43 mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type III hard anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type II anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed race axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type II anodized (Black or Blue)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Symmetrical adjustable closed cartridge with modified IFP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool free LSC adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Dual side adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact PP wraparound guards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140 to 180 lb rider weight, 4.0 \/ 4.0 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180 to 220 lb rider weight, 4.4 \/ 4.0 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weight ranges are calculated without riding gear. Approximately 15 pounds of riding gear is factored into the recommended range. Any upgrades such as heavier batteries or controllers should be added to rider weight when selecting spring rates.\u003c\/p\u003e\n\u003ch3\u003eCMX Tune Setup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eBack adjusters out from closed position to reach factory settings\u003c\/li\u003e\n\u003cli\u003eRiders near a weight cutoff may adjust preload to fine tune sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one spring class\u003c\/li\u003e\n\u003cli\u003eRiding style and terrain may require additional tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eE-Ride Pro SR\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Fork Is Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eE-Ride Pro riders building a \u003cstrong\u003etrack ready or race focused setup\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders who want \u003cstrong\u003emaximum durability and front end confidence\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh power builds that need \u003cstrong\u003etrue motocross level suspension performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503119171874,"sku":"430-99-014-MED-02, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SR, MED, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503119204642,"sku":"430-99-014-MED-04, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SR, MED, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503119237410,"sku":"430-99-014-MED-02-DR, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SR, MED, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503119270178,"sku":"430-99-014-HVY-02, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SR, HVY, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503119302946,"sku":"430-99-014-HVY-04, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SR, HVY, BLUE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503119335714,"sku":"430-99-014-HVY-02-DR, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SR, HEAVY, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-E-RIde-Pro-suspension-fork-3_4-CMX-black_0946a1ed-cfd0-467c-914f-93d4c021e257.jpg?v=1775673780"},{"product_id":"sirris-f43-246mm-fork-trail-tune-lsc-surron-ultra-bee","title":"Sirris F43 246mm Fork | Trail-Tune | LSC | Surron Ultra Bee","description":"\u003cdiv class=\"product-block\"\u003e\n\u003cdiv class=\"rte\"\u003e\n\u003ch1 class=\"majortitle\" style=\"text-align: center;\"\u003eSIRRIS F43 246mm Trail-Tune Fork | LSC | FOR SURRON ULTRA BEE\u003c\/h1\u003e\n\u003ch2 style=\"text-align: center;\"\u003eIntroducing Sirris Suspension. A new era in E-Moto suspension performance is here.\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003ePRECISION PARTS - \u003c\/strong\u003e\u003cstrong\u003eDURABLE AF - \u003c\/strong\u003e\u003cstrong\u003eRACE READY\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"rte lightly-spaced-row\"\u003e\n\u003cp\u003eSuper responsive and purpose-tuned Surron Ultra Bee fork with 246 mm of ultra-plush travel. Its true moto architecture is built for the most aggressive riders, with customization to suit your riding style.\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"p1\"\u003eIntroducing \u003cspan class=\"s1\"\u003e\u003cb\u003eSirris Suspension\u003c\/b\u003e\u003c\/span\u003e, the game-changing performance upgrade your \u003cspan class=\"s1\"\u003e\u003cb\u003eE-Moto\u003c\/b\u003e\u003c\/span\u003e has been waiting for. Whether you’re carving up trails, launching off jumps, or pushing the limits on the track, \u003cspan class=\"s1\"\u003e\u003cb\u003eprecision engineering meets pure adrenaline\u003c\/b\u003e\u003c\/span\u003e with the all-new \u003cspan class=\"s1\"\u003e\u003cb\u003eF43 Front Fork\u003c\/b\u003e\u003c\/span\u003e and \u003cspan class=\"s1\"\u003e\u003cb\u003eR46 Rear Shock\u003c\/b\u003e\u003c\/span\u003e. Built \u003cspan class=\"s1\"\u003e\u003cb\u003erace-ready and durable AF\u003c\/b\u003e\u003c\/span\u003e, this \u003cspan class=\"s1\"\u003e\u003cb\u003epurpose-tuned suspension\u003c\/b\u003e\u003c\/span\u003e delivers \u003cspan class=\"s1\"\u003e\u003cb\u003eunmatched control, plush travel, and precision damping\u003c\/b\u003e\u003c\/span\u003e—transforming your ride into an \u003cspan class=\"s1\"\u003e\u003cb\u003eunstoppable speed demon\u003c\/b\u003e\u003c\/span\u003e. Say goodbye to front-end dive, unpredictable rebounds, and lackluster stock performance. With \u003cspan class=\"s1\"\u003e\u003cb\u003eclosed-cartridge technology, pressure-balanced damping, and aerospace-grade materials\u003c\/b\u003e\u003c\/span\u003e, Sirris Suspension \u003cspan class=\"s1\"\u003e\u003cb\u003eturns your E-Moto into a true weapon\u003c\/b\u003e\u003c\/span\u003e on any terrain. Upgrade now—because your bike deserves better.\u003c\/p\u003e\n\u003cp\u003eSirris suspension products are purpose-built for E-Moto. \u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTRANSFORM YOUR BIKE INTO A TRUE SPEED DEMON\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe F43 front fork\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— Super responsive. Purpose-tuned. Pressure balanced. With 246 mm of ultra plush travel, its true moto architecture is made for the most aggressive riding and can be tuned to your liking.\u003c\/p\u003e\n\u003ch3\u003eTHE PERFECT PAIR\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe R46 rear shock\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- Pressure balanced. Fully adjustable. Optimized for E-Moto.\u003cbr\u003eRevolutionize your bike's potential with harmonized suspension performance front and back. The ultimate suspension package is here.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTRUE SYMMETRICAL CLOSED CARTRIDGE F43 Fork\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBalanced Performance\u003c\/strong\u003e\u003cbr\u003eBalanced load, race-ready, high performance. No matter how hard you ride or how\u003cbr\u003emany laps you take, closed cartridge will never fade and will always feel predictable.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHydraulic Bump Stop\u003c\/strong\u003e\u003cbr\u003eGives rider a soft landing at max stroke even on the most aggressive impacts.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eNO COMPROMISES\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDual Oil Circuits for Optimum Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCompletely separate lubrication and damping oils allows us to optimize damping performance without compromise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Quality Materials + Surface Treatments\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eAll cartridge bodies and outer tubes are 7000 series aluminum for maximum strength, finished in type 3 hard anodized for scratch resistance and durability. Hard chrome stanchions and wrap around guards keep it performing like new for longer.\u003c\/p\u003e\n\u003ch3\u003eEVERY RIDER EVERY RIDING STYLE\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eUltimate Suspension Tuning\u003c\/strong\u003e\u003cbr\u003eFully tunable valving on compression and rebound, with spring rates matched to rider\u003cbr\u003eweight and riding type. Adapt your suspension setup for different types of rides,\u003cbr\u003eenhancing overall riding experience.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlug-and-play\u003c\/strong\u003e\u003cbr\u003eDirect swap, no other modifications or additional parts needed to upgrade a stock Ultra\u003cbr\u003eBee. Comes with dust seal and headset bearing installed on steerer tube for quick\u003cbr\u003einstall. Triple clamps and guards fit directly with Ultra Bee fairing and cable routing.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompression, rebound, and preload adjust\u003c\/strong\u003e\u003cbr\u003eCustom spring rates for all riding styles and rider sizes.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh tensile lightweight springs\u003c\/strong\u003e\u003cbr\u003eWeighs only 8.8 lbs (4 kg) per leg (standard configuration spring)\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cstrong\u003eF43 FORK\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON ULTRA BEE SPEC\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv dir=\"ltr\" align=\"left\"\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e \u003ccol width=\"270\"\u003e \u003ccol width=\"354\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eArchitecture\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eUpside down fork\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTravel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e246 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFree length\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e856 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFork weight, incl clamps and steerer\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e22 lbs \/ 10kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eStanchions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eØ43, chrome-plated steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOuter tubes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeamless 7050 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDrop outs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eForged 6061 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTriple clamps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eForged 6061 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSteer tube \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeamless 7050 aluminum, type 2 anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDamping\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSymmetrical, adjustable closed cartridge with spring backed IFP\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDamper bodies\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeamless 7050 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eRebound\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDual side high tensile steel spring, adjustable\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAdjusters\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eExternal compression and rebound adjustment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeals\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eNBR \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eGuards\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eHigh impact PP, 210-degree wraparound \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight Chart and Riding Style for ordering:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0539\/3347\/3987\/files\/Screen_Shot_2024-12-05_at_2.49.00_PM.png?v=1733437912\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0539\/3347\/3987\/files\/Screen_Shot_2024-12-05_at_2.47.14_PM_4be5738b-c9e8-4469-a1fd-41dad9013307.png?v=1733439276\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0539\/3347\/3987\/files\/Screen_Shot_2024-12-05_at_2.46.34_PM.png?v=1733438466\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"m_6740011720046256881Pa2\"\u003e\u003ci\u003e\u003cspan\u003eSTOCK ULTRA BEE TRIANGLE FITMENT:\u003cu\u003e\u003c\/u\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"m_6740011720046256881Pa2\"\u003e\u003cspan class=\"m_6740011720046256881A6\"\u003e\u003ci\u003e\u003cspan\u003eFor guaranteed fitment on your Surron Ultra Bee, we highly recommend the Sirris rear triangle installed during the shock installation procedure.\u003c\/span\u003e\u003c\/i\u003e\u003c\/span\u003e\u003ci\u003e\u003cspan\u003e\u003cu\u003e\u003c\/u\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"m_6740011720046256881Pa2\"\u003e\u003cspan class=\"m_6740011720046256881A6\"\u003e\u003ci\u003e\u003cspan\u003eThe Sirris Shock is designed to offer the maximum possible piston size and still fit within the stock linkage. Tolerances on each stock Ultra Bee vary. Light contact between spring OD and stock triangle may occur. We highly recommend our higher clearance triangle to prevent this.\u003c\/span\u003e\u003c\/i\u003e\u003c\/span\u003e\u003ci\u003e\u003cspan\u003e\u003cu\u003e\u003c\/u\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan class=\"m_6740011720046256881A8\"\u003e\u003ci\u003e\u003cspan\u003eWARNING: Some aftermarket triangle links may have significant interference that could damage the shock and\/or triangle. It’s important to check clearance as you assemble and cycle the suspension. Do not install Sirris shock if any interference is detected. Failure to properly install the shock with proper triangle can lead to a loss of control of the motorcycle which can result in SERIOUS INJURY OR DEATH.\u003c\/span\u003e\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Light (130-160 lb) \/ Trail \/ LSC","offer_id":51503118778658,"sku":"430-99-001-LTE-XX 43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON UB AM, LTE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (160-210 lb) \/ Trail \/ LSC","offer_id":51503118811426,"sku":"430-99-001-MED-XX  43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON UB AM, MED","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (210-230 lb) \/ Trail \/ LSC","offer_id":51503118844194,"sku":"430-99-001-HVY-XX  43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON UB AM, HVY","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"X Heavy (230-250 lb) \/ Trail \/ LSC","offer_id":51503118876962,"sku":"430-99-001-1XH-XX  43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON UB AM, 1XH","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"XX Heavy (250-280 lb) \/ Trail \/ LSC","offer_id":51503118909730,"sku":"430-99-001-2XH-XX  43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON UB AM, 2XH","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"XXX Heavy (280-350 lb) \/ Trail \/ LSC","offer_id":51503118942498,"sku":"430-99-001-3XH-XX  43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON UB AM, 3XH","price":2250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-suspension-fork-front-trail_78149b5e-fdb0-4d72-b39d-b4b49e6bc97f.jpg?v=1775673779"},{"product_id":"sirris-rear-triangle-for-surron-ultra-bee","title":"Sirris suspension Triangle for R46 Shock | For Surron Ultra Bee","description":"\u003cdiv class=\"product-block\"\u003e\n\u003cdiv class=\"rte\"\u003e\n\u003ch2\u003eSurron Ultra Bee Rear Linkage Triangle designed to fit the Sirris R46 Rear Shock\u003cbr\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eUpgrade your \u003c\/span\u003e\u003cb\u003eSurron Ultra Bee\u003c\/b\u003e\u003cspan class=\"s1\"\u003e with the \u003c\/span\u003e\u003cb\u003eSirris Rear Linkage Triangle\u003c\/b\u003e\u003cspan class=\"s1\"\u003e, engineered for \u003c\/span\u003e\u003cb\u003eperfect fitment with the Sirris R46 Rear Shock\u003c\/b\u003e\u003cspan class=\"s1\"\u003e. Designed to \u003c\/span\u003e\u003cb\u003eeliminate clearance issues and maximize suspension performance\u003c\/b\u003e\u003cspan class=\"s1\"\u003e, this \u003c\/span\u003e\u003cb\u003ehigh-clearance linkage\u003c\/b\u003e\u003cspan class=\"s1\"\u003e allows for \u003c\/span\u003e\u003cb\u003esmooth articulation, improved shock travel, and enhanced durability\u003c\/b\u003e\u003cspan class=\"s1\"\u003e. Precision-crafted from \u003c\/span\u003e\u003cb\u003ehigh-strength aluminum\u003c\/b\u003e\u003cspan class=\"s1\"\u003e and finished with a \u003c\/span\u003e\u003cb\u003ehard-anodized coating\u003c\/b\u003e\u003cspan class=\"s1\"\u003e, this linkage ensures \u003c\/span\u003e\u003cb\u003eseamless compatibility\u003c\/b\u003e\u003cspan class=\"s1\"\u003e with both \u003c\/span\u003e\u003cb\u003eOEM and EXT rear shocks\u003c\/b\u003e\u003cspan class=\"s1\"\u003e. Whether you’re tackling \u003c\/span\u003e\u003cb\u003eaggressive terrain, launching jumps, or fine-tuning your ride setup\u003c\/b\u003e\u003cspan class=\"s1\"\u003e, the \u003c\/span\u003e\u003cb\u003eSirris Rear Linkage Triangle\u003c\/b\u003e\u003cspan class=\"s1\"\u003e provides \u003c\/span\u003e\u003cb\u003eunmatched stability and reliability\u003c\/b\u003e\u003cspan class=\"s1\"\u003e. Upgrade now and experience the \u003c\/span\u003e\u003cb\u003eultimate in suspension optimization\u003c\/b\u003e\u003cspan class=\"s1\"\u003e for your \u003c\/span\u003e\u003cb\u003eUltra Bee\u003c\/b\u003e\u003cspan class=\"s1\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eBike Fitment: \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSurron Ultra Bee\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis suspension triangle will work on OEM and EXT REA Shocks.\u003c\/p\u003e\n\u003cp\u003eFor guaranteed fitment on your Surron Ultra Bee, we highly recommend the Sirris rear triangle installed during the shock installation procedure. \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed GrammarErrorHighlight SCXW12300337 BCX4\" data-ccp-charstyle=\"List Paragraph\"\u003e\u003cstrong\u003eStock Ultra Bee triangle fitment:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eThe Sirris Shock is designed to offer the maximum possible piston size and still fit within the stock linkage. Tolerances on each stock Ultra Bee vary. Light contact between spring OD and stock triangle may occur. We highly recommend our higher clearance triangle to prevent this.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"NormalTextRun SCXW12300337 BCX4\" data-ccp-charstyle=\"List Paragraph\"\u003e\u003cstrong\u003eAftermarket Ultra Bee triangle fitment:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eS\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW12300337 BCX4\" data-ccp-charstyle=\"List Paragraph\"\u003eome aftermarket triangle links may have significant interference that could damage the shock and\/or triangle. \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW12300337 BCX4\" data-ccp-charstyle=\"List Paragraph\"\u003eI\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW12300337 BCX4\" data-ccp-charstyle=\"List Paragraph\"\u003et’s\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW12300337 BCX4\" data-ccp-charstyle=\"List Paragraph\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW12300337 BCX4\" data-ccp-charstyle=\"List Paragraph\"\u003eimportant to check clearance as you assemble and cycle the suspension.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Black","offer_id":51503119368482,"sku":"600-62-001-XXX-02  SIRRIS UB AM TRIANGLE","price":119.0,"currency_code":"USD","in_stock":true},{"title":"Gold","offer_id":51503119401250,"sku":"600-62-001-XXX-05, SIRRIS UB AM TRIANGLE, GOLD","price":119.0,"currency_code":"USD","in_stock":false},{"title":"Blue","offer_id":51503119434018,"sku":"600-62-001-XXX-04, SIRRIS UB AM TRIANGLE, BLUE","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-triangle-red-allcolors.jpg?v=1775673780"},{"product_id":"sirris-f43-cmx-220mm-tool-free-lsc-for-e-ride-pro-ss-2-0","title":"Sirris F43 220mm Fork | CMX Tune | Tool free LSC | E-Ride Pro SS 2.0","description":"\u003ch2\u003eSirris F43 CMX 220mm Tool-Free LSC Fork | By Sirris Suspension | For E-Ride Pro SS 2.0\u003c\/h2\u003e\n\u003ch3\u003eBuilt to Dominate Any Terrain, Any Time\u003c\/h3\u003e\n\u003cp\u003eAt REV Rides we spend a lot of time helping riders upgrade suspension on compact e-moto platforms, and the \u003cstrong\u003eSirris F43 CMX Fork\u003c\/strong\u003e is easily one of the most serious upgrades available for the \u003cstrong\u003eE-Ride Pro SS 2.0\u003c\/strong\u003e. This fork brings true motocross level suspension performance to a lightweight electric platform that was never meant to stay stock.\u003c\/p\u003e\n\u003cp\u003eThe F43 CMX combines an oversized \u003cstrong\u003e43mm upside-down race chassis\u003c\/strong\u003e with Sirris’ proprietary \u003cstrong\u003eCMX tuned closed cartridge damping system\u003c\/strong\u003e. The result is razor sharp handling, improved front end confidence, and consistent suspension control even when pushing harder on trails, tracks, or technical terrain. With \u003cstrong\u003e220mm of suspension travel\u003c\/strong\u003e, tool-free compression adjustment, and race-grade materials throughout, this fork dramatically improves the ride quality and capability of the SS 2.0.\u003c\/p\u003e\n\u003cp\u003eSirris built the F43 platform specifically for compact electric motos by taking their proven race fork architecture and resizing it for lighter bikes. The \u003cstrong\u003e775mm chassis length\u003c\/strong\u003e, oversized stanchions, and billet clamps create a stronger and more planted front end while maintaining agility and responsiveness. Everything about this design focuses on reducing flex, improving durability, and delivering predictable suspension performance when riders start pushing their bikes harder.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eOversized Chassis Designed to Outperform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series hard anodized uppers\u003c\/strong\u003e maximize strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended fork length\u003c\/strong\u003e creates a longer and more stable front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e delivers 20mm more suspension travel than stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet aluminum triple clamps\u003c\/strong\u003e increase stiffness and reduce twisting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e allows nearly unlimited tire choices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e improves cockpit stiffness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra stiff chromoly race axle\u003c\/strong\u003e improves steering precision and front end feel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle style top cap\u003c\/strong\u003e improves steering bearing tension control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable caliper mounts and wheel spacers\u003c\/strong\u003e allow brake and wheel upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis design focuses on more than just stiffness. The F43 CMX is built to improve balance, absorb heavy impacts, and maintain long-term durability for riders pushing higher speeds and rougher terrain.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/y8ZjgHK3_Vc?si=3FkKGJa3XNa6oJMZ\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h3\u003e\n\u003cp\u003eAt the core of the fork is the \u003cstrong\u003eCMX tuned symmetrical closed cartridge damper\u003c\/strong\u003e. This advanced system provides professional level damping performance with independent oil circuits that separate lubrication and damping oil. This allows the fork to maintain consistent performance even during long aggressive riding sessions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMX Compact Motocross Tune\u003c\/strong\u003e designed for aggressive off-road riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSymmetrical closed cartridge design\u003c\/strong\u003e delivers fade-free damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent oil circuits\u003c\/strong\u003e isolate damping and lubrication oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh flow pistons\u003c\/strong\u003e with fully tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic bottom-out control\u003c\/strong\u003e protects against harsh landings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard anodized internal components\u003c\/strong\u003e reduce wear and increase longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Daido bushings and NOK MX seals\u003c\/strong\u003e ensure smooth operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CMX tuning delivers a planted and predictable ride feel. From aggressive trail riding to high speed track laps, the fork remains composed and highly tunable for rider preference.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eTool-Free Compression Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe F43 CMX includes \u003cstrong\u003etool-free compression adjusters\u003c\/strong\u003e, allowing riders to quickly adjust suspension settings without tools. Nearly \u003cstrong\u003e30 clicks of external adjustment\u003c\/strong\u003e make it easy to dial in the fork for different terrain or riding styles.\u003c\/p\u003e\n\u003ch3\u003eDirect Mount Stem System\u003c\/h3\u003e\n\u003cp\u003eThe Sirris steerer tube and motorcycle-style top cap system are designed for \u003cstrong\u003edirect mount stems\u003c\/strong\u003e. This improves cockpit stiffness and keeps steering bearing torque consistent, similar to the systems used on full-size motocross bikes.\u003c\/p\u003e\n\u003cp\u003eThe stock \u003cstrong\u003eE-Ride Pro stem is not compatible\u003c\/strong\u003e because the Sirris steerer tube cannot be clamped. We recommend using a \u003cstrong\u003eWarp 9 direct mount stem\u003c\/strong\u003e or the \u003cstrong\u003eHeavy Hitter Adjustable Billet Display Mount by GritShift\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h3\u003e\n\u003cp\u003eThe optional \u003cstrong\u003edrop clamp\u003c\/strong\u003e raises the front end an additional \u003cstrong\u003e25mm\u003c\/strong\u003e, extending fork length to approximately \u003cstrong\u003e800mm\u003c\/strong\u003e. This allows riders to run a \u003cstrong\u003e21 inch front wheel\u003c\/strong\u003e while maintaining proper bike balance when paired with longer rear suspension.\u003c\/p\u003e\n\u003ch3\u003eAxle and Brake Mount System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra stiff chromoly axle improves steering precision\u003c\/li\u003e\n\u003cli\u003eReplaceable caliper mount brackets allow brake upgrades\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003e220mm brake rotor setups\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAll Sirris brake brackets are designed for 220mm rotors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside Down Fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e ~800 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43 mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type III hard anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type II anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type II anodized (Black or Blue)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Symmetrical adjustable closed cartridge with modified IFP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool-free LSC adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Dual side adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact PP wraparound guards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpring Rate Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140 to 180 lb rider weight, 3.6 \/ 3.2 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180 to 220 lb rider weight, 3.6 \/ 3.6 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weight ranges are calculated without riding gear. Approximately 15 pounds of riding gear is factored into the recommended range. Any upgrades such as heavier batteries or controllers should be added to rider weight when selecting spring rates.\u003c\/p\u003e\n\u003ch3\u003eCMX Tune Setup Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from the fully closed position\u003c\/li\u003e\n\u003cli\u003eBack adjusters out from the closed position to reach factory settings\u003c\/li\u003e\n\u003cli\u003eRiders near a weight cutoff may adjust preload to fine tune sag\u003c\/li\u003e\n\u003cli\u003eAggressive riders may benefit from moving up one spring class\u003c\/li\u003e\n\u003cli\u003eRiding style and terrain may require additional tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eE-Ride Pro SS 2.0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Fork Is Perfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eE-Ride Pro riders building a \u003cstrong\u003erace ready or track focused setup\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrail riders who want \u003cstrong\u003emaximum front end stability and durability\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh power builds that need \u003cstrong\u003etrue motocross level suspension performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503119892770,"sku":"430-99-029-MED-02,  43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 2.0, MED, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503119925538,"sku":"sku-47205773181164","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503119958306,"sku":"430-99-29-MED-02-DR,  43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 2.0, MED, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Medium (140-180 lb) \/ CMX - Drop Clamp \/ Blue","offer_id":51503119991074,"sku":"sku-47205773213932","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51503120023842,"sku":"430-99-29-HVY-02, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 2.0, HVY, BLACK","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51503120056610,"sku":"sku-47205773246700","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51503120089378,"sku":"430-99-029-HVY-02-DR, 43MM USD, 775MM X 220MM, 25MM OFFSET, E-RIDE PRO SS 2.0, HEAVY, BLACK, DROP CLAMP","price":2350.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Blue","offer_id":51503120122146,"sku":"sku-47205773279468","price":2250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-EridePro-20-suspension-fork-front-CMX-black.jpg?v=1775673780"},{"product_id":"sirris-f43-243mm-fork-mx-tune-lsc-surron-ultra-bee","title":"Sirris F43 246mm Fork | MX Tune | LSC | Fork for Surron Ultra Bee","description":"\u003cdiv class=\"product-block\"\u003e\n\u003cdiv class=\"rte\"\u003e\n\u003ch2 style=\"text-align: center;\"\u003eSirris F43 246mm Fork | MX TUNE | LSC | FORK FOR SURRON ULTRA BEE\u003c\/h2\u003e\n\u003ch3 style=\"text-align: center;\"\u003eIntroducing Sirris Suspension. A new era in E-Moto suspension performance is here.\u003c\/h3\u003e\n\u003ch4 style=\"text-align: center;\"\u003e\n\u003cstrong\u003ePRECISION PARTS - \u003c\/strong\u003e\u003cstrong\u003eDURABLE AF - \u003c\/strong\u003e\u003cstrong\u003eRACE READY\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cdiv class=\"rte lightly-spaced-row\"\u003e\n\u003cp\u003eSuper responsive and purpose-tuned Surron Ultra Bee fork with 246 mm of ultra-plush travel. Its true moto architecture is built for the most aggressive riders, with customization to suit your riding style.\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"p1\"\u003eIntroducing \u003cspan class=\"s1\"\u003e\u003cb\u003eSirris Suspension\u003c\/b\u003e\u003c\/span\u003e, the game-changing performance upgrade your \u003cspan class=\"s1\"\u003e\u003cb\u003eE-Moto\u003c\/b\u003e\u003c\/span\u003e has been waiting for. Whether you’re carving up trails, launching off jumps, or pushing the limits on the track, \u003cspan class=\"s1\"\u003e\u003cb\u003eprecision engineering meets pure adrenaline\u003c\/b\u003e\u003c\/span\u003e with the all-new \u003cspan class=\"s1\"\u003e\u003cb\u003eF43 Front Fork\u003c\/b\u003e\u003c\/span\u003e and \u003cspan class=\"s1\"\u003e\u003cb\u003eR46 Rear Shock\u003c\/b\u003e\u003c\/span\u003e. Built \u003cspan class=\"s1\"\u003e\u003cb\u003erace-ready and durable AF\u003c\/b\u003e\u003c\/span\u003e, this \u003cspan class=\"s1\"\u003e\u003cb\u003epurpose-tuned suspension\u003c\/b\u003e\u003c\/span\u003e delivers \u003cspan class=\"s1\"\u003e\u003cb\u003eunmatched control, plush travel, and precision damping\u003c\/b\u003e\u003c\/span\u003e—transforming your ride into an \u003cspan class=\"s1\"\u003e\u003cb\u003eunstoppable speed demon\u003c\/b\u003e\u003c\/span\u003e. Say goodbye to front-end dive, unpredictable rebounds, and lackluster stock performance. With \u003cspan class=\"s1\"\u003e\u003cb\u003eclosed-cartridge technology, pressure-balanced damping, and aerospace-grade materials\u003c\/b\u003e\u003c\/span\u003e, Sirris Suspension \u003cspan class=\"s1\"\u003e\u003cb\u003eturns your E-Moto into a true weapon\u003c\/b\u003e\u003c\/span\u003e on any terrain. Upgrade now—because your bike deserves better.\u003c\/p\u003e\n\u003cp\u003eSirris suspension products are purpose-built for E-Moto. \u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/n4_QaBwQrRE?si=6srx8KQMC7FEOymB\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTRANSFORM YOUR BIKE INTO A TRUE SPEED DEMON\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe F43 front fork\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— Super responsive. Purpose-tuned. Pressure balanced. With 246 mm of ultra plush travel, its true moto architecture is made for the most aggressive riding and can be tuned to your liking.\u003c\/p\u003e\n\u003ch3\u003eTHE PERFECT PAIR\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe R46 rear shock\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- Pressure balanced. Fully adjustable. Optimized for E-Moto.\u003cbr\u003eRevolutionize your bike's potential with harmonized suspension performance front and back. The ultimate suspension package is here.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTRUE SYMMETRICAL CLOSED CARTRIDGE F43 Fork\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBalanced Performance\u003c\/strong\u003e\u003cbr\u003eBalanced load, race-ready, high performance. No matter how hard you ride or how\u003cbr\u003emany laps you take, closed cartridge will never fade and will always feel predictable.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHydraulic Bump Stop\u003c\/strong\u003e\u003cbr\u003eGives rider a soft landing at max stroke even on the most aggressive impacts.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eNO COMPROMISES\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDual Oil Circuits for Optimum Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCompletely separate lubrication and damping oils allows us to optimize damping performance without compromise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Quality Materials + Surface Treatments\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eAll cartridge bodies and outer tubes are 7000 series aluminum for maximum strength, finished in type 3 hard anodized for scratch resistance and durability. Hard chrome stanchions and wrap around guards keep it performing like new for longer.\u003c\/p\u003e\n\u003ch3\u003eEVERY RIDER EVERY RIDING STYLE\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eUltimate Suspension Tuning\u003c\/strong\u003e\u003cbr\u003eFully tunable valving on compression and rebound, with spring rates matched to rider\u003cbr\u003eweight and riding type. Adapt your suspension setup for different types of rides,\u003cbr\u003eenhancing overall riding experience.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlug-and-play\u003c\/strong\u003e\u003cbr\u003eDirect swap, no other modifications or additional parts needed to upgrade a stock Ultra\u003cbr\u003eBee. Comes with dust seal and headset bearing installed on steerer tube for quick\u003cbr\u003einstall. Triple clamps and guards fit directly with Ultra Bee fairing and cable routing.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompression, rebound, and preload adjust\u003c\/strong\u003e\u003cbr\u003eCustom spring rates for all riding styles and rider sizes.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh tensile lightweight springs\u003c\/strong\u003e\u003cbr\u003eWeighs only 8.8 lbs (4 kg) per leg (standard configuration spring)\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cstrong\u003eF43 FORK\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e43MM USD, 856MM X 246MM, 25MM OFFSET, SURRON ULTRA BEE SPEC\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv align=\"left\" dir=\"ltr\"\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e \u003ccol width=\"270\"\u003e \u003ccol width=\"354\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eArchitecture\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eUpside down fork\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTravel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e246 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFree length\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e856 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFork weight, incl clamps and steerer\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e22 lbs \/ 10kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eStanchions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eØ43, chrome-plated steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOuter tubes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeamless 7050 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDrop outs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eForged 6061 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTriple clamps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eForged 6061 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSteer tube \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeamless 7050 aluminum, type 2 anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDamping\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSymmetrical, adjustable closed cartridge with spring backed IFP\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDamper bodies\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeamless 7050 aluminum, type 3 hard anodized coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eRebound\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDual side high tensile steel spring, adjustable\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAdjusters\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eExternal compression and rebound adjustment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeals\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eNBR \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eGuards\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eHigh impact PP, 210-degree wraparound \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight Chart and Riding Style for ordering:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0539\/3347\/3987\/files\/Screen_Shot_2024-12-05_at_2.49.00_PM.png?v=1733437912\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0539\/3347\/3987\/files\/Screen_Shot_2024-12-05_at_2.47.14_PM_4be5738b-c9e8-4469-a1fd-41dad9013307.png?v=1733439276\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0539\/3347\/3987\/files\/Screen_Shot_2024-12-05_at_2.46.34_PM.png?v=1733438466\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"m_6740011720046256881Pa2\"\u003e\u003ci\u003e\u003cspan\u003eSTOCK ULTRA BEE TRIANGLE FITMENT:\u003cu\u003e\u003c\/u\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"m_6740011720046256881Pa2\"\u003e\u003cspan class=\"m_6740011720046256881A6\"\u003e\u003ci\u003e\u003cspan\u003eFor guaranteed fitment on your Surron Ultra Bee, we highly recommend the Sirris rear triangle installed during the shock installation procedure.\u003c\/span\u003e\u003c\/i\u003e\u003c\/span\u003e\u003ci\u003e\u003cspan\u003e\u003cu\u003e\u003c\/u\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"m_6740011720046256881Pa2\"\u003e\u003cspan class=\"m_6740011720046256881A6\"\u003e\u003ci\u003e\u003cspan\u003eThe Sirris Shock is designed to offer the maximum possible piston size and still fit within the stock linkage. Tolerances on each stock Ultra Bee vary. Light contact between spring OD and stock triangle may occur. We highly recommend our higher clearance triangle to prevent this.\u003c\/span\u003e\u003c\/i\u003e\u003c\/span\u003e\u003ci\u003e\u003cspan\u003e\u003cu\u003e\u003c\/u\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan class=\"m_6740011720046256881A8\"\u003e\u003ci\u003e\u003cspan\u003eWARNING: Some aftermarket triangle links may have significant interference that could damage the shock and\/or triangle. It’s important to check clearance as you assemble and cycle the suspension. Do not install Sirris shock if any interference is detected. Failure to properly install the shock with proper triangle can lead to a loss of control of the motorcycle which can result in SERIOUS INJURY OR DEATH.\u003c\/span\u003e\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-block product-block--tab\"\u003e\n\u003cdiv class=\"collapsibles-wrapper collapsibles-wrapper--border-bottom\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sirris Store","offers":[{"title":"Light (120-160 lb) \/ MX \/ LSC","offer_id":51503120449826,"sku":"430-99-007-LTE-XX   43MM USD, 856MM X 246MM, 25MM OFFSET, MX, LTE","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Medium (160-200 lb) \/ MX \/ LSC","offer_id":51503120482594,"sku":"430-99-007-MED-XX  43MM USD, 856MM X 246MM, 25MM OFFSET, MX, MED","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (200-240 lb) \/ MX \/ LSC","offer_id":51503120515362,"sku":"430-99-007-HVY-XX  43MM USD, 856MM X 246MM, 25MM OFFSET, MX, HVY","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"X Heavy (240-280 lb) \/ MX \/ LSC","offer_id":51503120548130,"sku":"430-99-007-1XH-XX   43MM USD, 856MM X 246MM, 25MM OFFSET, MX, 1XH","price":2250.0,"currency_code":"USD","in_stock":true},{"title":"XX Heavy (280-320 lb) \/ MX \/ LSC","offer_id":51503120580898,"sku":"430-99-007-2XH-XX   43MM USD, 856MM X 246MM, 25MM OFFSET, MX, 2XH","price":2250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-suspension-fork-front-mx_d7c00f2a-8023-458d-bc66-301550a3bd0a.jpg?v=1775673788"},{"product_id":"sirris-f43-220mm-fork-cmx-tune-tool-free-lsc-altis-sigma","title":"Sirris F43 220mm Fork | CMX Tune | Tool free LSC | Altis sigma (Special Order)","description":"\u003cp\u003e\u003ca href=\"https:\/\/revrides.com\/pages\/contact\" class=\"button button--full-width button--primary\" style=\"color: white;\"\u003eContact Us To Order\u003c\/a\u003e\u003c\/p\u003e\n\u003ch1\u003eSirris F43 220mm Fork CMX Tune | Tool-Free LSC | Altis Sigma (Special Order)\u003c\/h1\u003e\n\u003ch2\u003ePush Your Altis Sigma Even Further\u003c\/h2\u003e\n\u003cp\u003eAt REV Rides we see riders pushing the Altis Sigma well beyond what the stock suspension was originally designed for. Once you start adding power upgrades, riding rough terrain harder, hitting larger jumps, or building a dedicated off-road machine, suspension quickly becomes one of the most noticeable limitations. The Sirris F43 CMX was designed for riders who want true motocross-level front suspension performance on their compact e-moto setup.\u003c\/p\u003e\n\u003cp\u003eThe F43 CMX combines an oversized 43mm upside-down race chassis with Sirris' proprietary CMX tuned closed cartridge damping system. The result is a front end that feels stronger, more planted, and more precise when speeds increase and terrain gets rough.\u003c\/p\u003e\n\u003cp\u003eFor riders building serious Altis Sigma setups, the improvement is immediate. You gain better steering precision, reduced chassis flex, improved impact absorption, and a more predictable feel through rough sections.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003ch2\u003eImportant Altis Sigma Fitment Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThis is a special order item and requires contacting the REV Rides team before purchase to get you this set up just for you.\u003c\/strong\u003e This setup requires modifications and is intended for riders building more aggressive Altis Sigma setups. Please review all installation notes before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSpecial order item currently only, contact REVRides.com\/contact before purchasing\u003c\/li\u003e\n\u003cli\u003eRequires drilling and tapping of certain things\u003c\/li\u003e\n\u003cli\u003eRequires modification of dust seals\u003c\/li\u003e\n\u003cli\u003eRequires a different handlebar clamp setup\u003c\/li\u003e\n\u003cli\u003eRequires a different headlight mount\u003c\/li\u003e\n\u003cli\u003eCreates a noticeably stiffer overall front-end setup compared to stock\u003c\/li\u003e\n\u003cli\u003eRecommended for experienced builders or riders performing larger custom builds we suggest a professional to do these modifications \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2\u003eOversized Chassis Designed to Outperform\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e43mm hard chrome stanchions\u003c\/strong\u003e resist flex, dents, and wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7XXX series hard anodized uppers\u003c\/strong\u003e maximize strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e775mm extended fork length\u003c\/strong\u003e creates a more planted front end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e220mm travel\u003c\/strong\u003e delivers additional suspension capability over many stock compact e-moto forks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight billet aluminum clamps\u003c\/strong\u003e reduce twisting under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm fork spacing\u003c\/strong\u003e opens tire options for dirt and street setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mount stem compatibility\u003c\/strong\u003e improves steering feel and cockpit rigidity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-stiff chromoly axle\u003c\/strong\u003e increases front-end precision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotorcycle-style top cap system\u003c\/strong\u003e improves steering bearing consistency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable brake adapters and wheel spacers\u003c\/strong\u003e allow future wheel and brake upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is not simply a stiffer fork. It is designed to be stronger where it matters, absorb impacts more effectively, and maintain predictable handling during aggressive riding.\u003c\/p\u003e\n\u003ch2\u003eRace Grade CMX Closed Cartridge Damping\u003c\/h2\u003e\n\u003cp\u003eAt the heart of the F43 CMX is Sirris' CMX tuned symmetrical closed cartridge damping system. This advanced design separates lubrication oil from damping oil, helping maintain consistent performance under heavy use and extended riding sessions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCMX Compact Motocross Tune developed for aggressive compact e-moto riding\u003c\/li\u003e\n\u003cli\u003eTrue symmetrical closed cartridge design\u003c\/li\u003e\n\u003cli\u003eIndependent oil circuits for fade resistance\u003c\/li\u003e\n\u003cli\u003eHigh-flow pistons with tunable compression and rebound valving\u003c\/li\u003e\n\u003cli\u003eHydraulic bottom-out protection\u003c\/li\u003e\n\u003cli\u003eHard anodized internal components reduce wear\u003c\/li\u003e\n\u003cli\u003ePremium Daido bushings\u003c\/li\u003e\n\u003cli\u003eNOK MX seals for smooth action and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether riding rough trails, technical terrain, desert sections, or larger jump lines, the F43 CMX remains controlled and highly tunable.\u003c\/p\u003e\n\u003ch2\u003eTool-Free Compression Adjustment\u003c\/h2\u003e\n\u003cp\u003eThe F43 CMX features external tool-free compression adjustment with nearly 30 clicks of adjustment. Riders can quickly adapt suspension settings for changing terrain or riding style without carrying tools.\u003c\/p\u003e\n\u003ch2\u003eDirect Mount Stem System\u003c\/h2\u003e\n\u003cp\u003eThe Sirris steerer tube and motorcycle-style top cap system were designed around direct mount stem setups. This creates a stiffer cockpit feel while helping maintain consistent steering bearing tension similar to larger motocross platforms.\u003c\/p\u003e\n\u003ch2\u003eOptional Drop Clamp for Big Wheel Builds\u003c\/h2\u003e\n\u003cp\u003eThe optional drop clamp raises overall fork height approximately 25mm, extending total fork length to roughly 800mm. This helps riders running larger wheel setups maintain proper geometry and bike balance.\u003c\/p\u003e\n\u003ch2\u003eAxle and Brake Mount System\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-stiff chromoly axle improves steering precision\u003c\/li\u003e\n\u003cli\u003eReplaceable brake brackets allow future brake upgrades\u003c\/li\u003e\n\u003cli\u003eDesigned for 220mm brake rotor setups\u003c\/li\u003e\n\u003cli\u003eSirris brake brackets designed around 220mm rotors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitecture:\u003c\/strong\u003e Upside down fork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 220mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 775mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Length with Drop Clamp:\u003c\/strong\u003e Approximately 800mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Spacing:\u003c\/strong\u003e 178mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4kg per leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanchions:\u003c\/strong\u003e Ø43mm high tensile steel, hard chrome\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Tubes:\u003c\/strong\u003e Seamless 7050 aluminum, Type 3 hard anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop Outs:\u003c\/strong\u003e 6061 aluminum, Type 2 anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle:\u003c\/strong\u003e Ultra high tensile hard chromed axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Clamps:\u003c\/strong\u003e Billet 6061 aluminum, Type 2 anodized coating, Black or Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteer Tube:\u003c\/strong\u003e Seamless 7050 aluminum, Type 2 anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping:\u003c\/strong\u003e Symmetrical adjustable closed cartridge with spring-backed modified IFP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamper Bodies:\u003c\/strong\u003e Seamless 7050 aluminum, Type 3 hard anodized coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Adjustment:\u003c\/strong\u003e External tool-free adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e Adjustable dual-side high tensile spring system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals:\u003c\/strong\u003e NOK MX seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings:\u003c\/strong\u003e Daido MX bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFork Guards:\u003c\/strong\u003e High impact PP, 210-degree wraparound\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpring Rate Options\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium:\u003c\/strong\u003e 140-180 lb rider weight, 3.6 \/ 3.2 springs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy:\u003c\/strong\u003e 180-220 lb rider weight, 3.6 \/ 3.6 springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRider weight recommendations are based on body weight without riding gear. Sirris factors approximately 15 pounds of riding gear into these recommendations. Additional battery, controller, or accessory upgrades should be added into total rider system weight.\u003c\/p\u003e\n\u003ch2\u003eCMX Tune Setup Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFactory settings are measured in clicks from fully closed position\u003c\/li\u003e\n\u003cli\u003eFully close adjusters clockwise, then back out counter-clockwise to recommended starting settings\u003c\/li\u003e\n\u003cli\u003eRiders near spring weight cutoffs can fine tune with preload adjustments\u003c\/li\u003e\n\u003cli\u003eAggressive riders may prefer moving up one spring class with reduced preload\u003c\/li\u003e\n\u003cli\u003eTerrain and rider preference may require additional tuning\u003c\/li\u003e\n\u003cli\u003eExample: 160 lb rider with 20 lb of upgrades equals 180 lb total system weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAltis Sigma\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho This Fork Is Perfect For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAltis Sigma riders building high-performance off-road setups\u003c\/li\u003e\n\u003cli\u003eTrail and desert riders wanting increased front-end stability\u003c\/li\u003e\n\u003cli\u003eJump riders and aggressive riders pushing beyond stock suspension limits\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sirris Store","offers":[{"title":"220mm - Medium (140-180lbs) \/ CMX - Standard Clamp \/ Black","offer_id":51654041731362,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Medium (140-180lbs) \/ CMX - Standard Clamp \/ Blue","offer_id":51654041764130,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Medium (140-180lbs) \/ CMX - Drop Clamp \/ Black","offer_id":51654041796898,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Medium (140-180lbs) \/ CMX - Drop Clamp \/ Blue","offer_id":51654041829666,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Black","offer_id":51654041862434,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Standard Clamp \/ Blue","offer_id":51654041895202,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Black","offer_id":51654041927970,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false},{"title":"220mm - Heavy (180-220 lb) \/ CMX - Drop Clamp \/ Blue","offer_id":51654041960738,"sku":null,"price":2350.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/sirris-F43-220-E-RIde-Pro-suspension-fork-3_4-CMX-black-drop-clamp_4476c89c-e83a-4f3e-8623-fa4cad5a5f43.webp?v=1773352753"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/collections\/sirris-social-sharing-preview.webp?v=1779998350","url":"https:\/\/revrides.com\/collections\/sirris-suspension-e-moto-fork-shock-upgrades-for-surron-talaria-e-ride-pro.oembed","provider":"REVRides","version":"1.0","type":"link"}