{"product_id":"rfn-warrior-pro-sx-e15-plus-74v-21-18-electric-dirt-bike-new","title":"Apollo RFN Warrior Pro SX-E15 Plus | 74V 21\/18 Electric Dirt Bike (NEW)","description":"\u003ch1 style=\"text-align: center;\"\u003eRFN Warrior Pro SX-E15 Plus | 74V 21\/18 Electric Dirt Bike\u003c\/h1\u003e\n\u003ch2 style=\"text-align: center;\"\u003e15kW Electric Performance With Full-Size Moto Ergonomics\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eRFN Warrior Pro SX-E15 Plus\u003c\/strong\u003e is built for riders who want an electric dirt bike that feels much closer to a traditional motocross machine. With a \u003cstrong\u003e74V 40Ah Samsung battery, 15kW of power, 21-inch front and 18-inch rear wheels, a 53-inch wheelbase, and fully adjustable suspension\u003c\/strong\u003e, the E15 Plus is aimed at track riding, aggressive trails, and riders who want more motorcycle underneath them.\u003c\/p\u003e\n\u003cp\u003eThis is the larger-wheel version of the Warrior Pro platform. The standard SX-E15 uses a 19\/16 wheel combination, while the \u003cstrong\u003eSX-E15 Plus steps up to 21\/18 wheels\u003c\/strong\u003e for a taller stance, improved rollover through rough terrain, and ergonomics that move it closer to a full-size dirt bike.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/Screenshot2026-09-29at11.43.29AM.png?v=1790707957\" alt=\"\"\u003e74V Power With a True Moto-Style Drivetrain\u003c\/h2\u003e\n\u003cp\u003eRFN equips the Warrior Pro SX-E15 Plus with a \u003cstrong\u003e15kW electric drivetrain\u003c\/strong\u003e backed by a 74V battery system. Power is delivered through a \u003cstrong\u003edirect-drive motor setup and heavy-duty 520 chain\u003c\/strong\u003e, along with a chain guide and reinforced swingarm designed around the loads created by aggressive off-road riding.\u003c\/p\u003e\n\u003cp\u003eOne thing that stands out with this bike is how RFN approached the chassis and drivetrain as a complete package. Adding more motor power is easy. Getting that power through the chassis, suspension, wheels, chain, and tire in a controlled way is what makes a good dirt bike. The E15 Plus was built with that bigger picture in mind.\u003c\/p\u003e\n\u003cp\u003eRFN lists a top speed of approximately \u003cstrong\u003e58 mph\u003c\/strong\u003e. Other RFN specifications have referenced speeds above 60 mph depending on configuration and conditions, but we use the \u003cstrong\u003e58 mph manufacturer specification\u003c\/strong\u003e as the primary figure.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/RFN_26_MX_range_65.webp?v=1790707870\" alt=\"\"\u003e74V 40Ah Samsung Battery\u003c\/h2\u003e\n\u003cp\u003eThe SX-E15 Plus uses a \u003cstrong\u003e74V 40Ah Samsung lithium battery with 2,960Wh, or 2.96kWh, of energy capacity\u003c\/strong\u003e. The battery is removable and uses a quick-swap design, making a second battery a practical option for riders spending a full day at the track or trail system.\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/FullSizeRender.webp?v=1790708036\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eRFN lists a maximum range of up to approximately \u003cstrong\u003e50 miles\u003c\/strong\u003e, but range on a 15kW off-road bike needs some context. Aggressive riding, deep terrain, elevation, rider weight, speed, temperature, tire pressure, and power settings can reduce range significantly. In demanding real-world trail testing contained in the material provided to us, approximately \u003cstrong\u003e18 to 20 miles\u003c\/strong\u003e was estimated during aggressive riding, while a more casual ride with substantial elevation covered approximately \u003cstrong\u003e26 miles with 13% battery remaining\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThink of the 50-mile figure as an ideal-condition maximum rather than what every rider should expect on the track. If you're hammering the E15 Plus like a 125-class dirt bike, expect the battery to work like one too.\u003c\/p\u003e\n\u003cp\u003eCharging time is approximately \u003cstrong\u003e2 to 4 hours\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eSport and Track Modes With Five Power Levels\u003c\/h2\u003e\n\u003cp\u003eThe Warrior Pro gives riders considerably more control over how its 15kW drivetrain behaves. The bike features \u003cstrong\u003eSport and Track riding modes, with five selectable power levels within each mode\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThat adjustability makes the bike useful for more than one type of rider or terrain. You can soften the bike for tighter trails or a rider getting accustomed to electric torque, then move into the higher settings when you want the full performance available.\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/RFN_MX_launch_7copy_f2b0a1d6-d201-4ece-a20a-e915c34f3124.webp?v=1790707870\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eRFN App Tuning\u003c\/h2\u003e\n\u003cp\u003eThe RFN mobile app takes the adjustability further. Riders can monitor \u003cstrong\u003emotor temperature, controller temperature, battery temperature, and battery percentage\u003c\/strong\u003e while accessing additional bike settings.\u003c\/p\u003e\n\u003cp\u003eAvailable adjustments include \u003cstrong\u003ethrottle linearity, throttle sensitivity, regenerative braking or energy recovery, power output, torque-related phase current, speed limits, wheel diameter, and transmission ratio\u003c\/strong\u003e. Wheel diameter and gearing adjustments are particularly useful if the bike is modified because they allow the speedometer configuration to be corrected for the new setup.\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/Screenshot2026-09-29at11.55.24AM.png?v=1790708210\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eFor riders who like to tune their bike instead of accepting one factory throttle map, this is a major advantage. The bottom-end response can be made less aggressive for technical terrain, or the higher modes can be opened up when maximum performance is the goal.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e21\/18 Wheels With Kenda Tires\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSX-E15 Plus uses a 21-inch front and 18-inch rear wheel setup\u003c\/strong\u003e, which is one of the biggest differences between it and the standard SX-E15. The larger wheels give the Plus a more traditional dirt bike stance and help it roll through rocks, roots, braking bumps, ruts, and other rough terrain.\u003c\/p\u003e\n\u003cp\u003eRFN also did not throw generic tires on the bike just to get it out the door. The Plus comes equipped with \u003cstrong\u003eKenda tires\u003c\/strong\u003e, using an \u003cstrong\u003e80\/100-21 front and 110\/90-18 rear\u003c\/strong\u003e. For riders actually planning to use the bike off-road, starting with a recognized tire manufacturer is a detail we appreciate.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eFully Adjustable Suspension\u003c\/h2\u003e\n\u003cp\u003eThe Warrior Pro SX-E15 Plus features \u003cstrong\u003edual-adjustable damping suspension front and rear\u003c\/strong\u003e. This gives riders the ability to tune the chassis rather than being stuck with a one-size-fits-all suspension setting.\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/Screenshot2026-09-29at11.56.00AM.png?v=1790708209\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eSuspension setup matters even more as speed increases. Sag, compression, and rebound settings affect how quickly the bike turns, how planted it feels through rough terrain, and how effectively the tires maintain traction. Taking a few minutes to properly set rider sag before chasing clicker settings can completely change how a dirt bike handles.\u003c\/p\u003e\n\u003cp\u003eRear wheel travel is approximately \u003cstrong\u003e250mm\u003c\/strong\u003e. For riders setting sag, a traditional starting point of roughly 30 to 35% of total rear wheel travel can provide a useful baseline before fine-tuning the bike for personal preference and terrain.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eStrong Brakes and Rider-Focused Controls\u003c\/h2\u003e\n\u003cp\u003eThe E15 Plus uses \u003cstrong\u003ehydraulic disc brakes front and rear with large calipers and rotors\u003c\/strong\u003e. The brake levers are also adjustable without requiring tools, allowing riders to quickly set lever reach where it feels comfortable.\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/Screenshot2026-09-29at11.56.10AM.png?v=1790708210\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThat braking performance matters on a bike with strong low-end electric torque. Acceleration gets most of the attention on high-performance e-motos, but a properly sorted chassis and strong, predictable brakes are what let you actually use that power confidently.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e53-Inch Wheelbase With a Nimble Chassis\u003c\/h2\u003e\n\u003cp\u003eDespite the 21\/18 wheel package, the SX-E15 Plus retains a relatively compact \u003cstrong\u003e53-inch wheelbase\u003c\/strong\u003e. That gives the bike a more nimble character than its full-size wheels might suggest.\u003c\/p\u003e\n\u003cp\u003eThe combination of a shorter wheelbase, tall ground clearance, narrow rider cockpit, and responsive electric power is designed to make the bike easy to move around underneath the rider. For tight single-track, rutted corners, motocross, and technical terrain, that can be a big advantage over a longer and heavier full-size motorcycle.\u003c\/p\u003e\n\u003ch3 style=\"text-align: center;\"\u003eRFN Warrior Pro SX-E15 Plus Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 74V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeak Power:\u003c\/strong\u003e 15kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 74V 40Ah Samsung lithium battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Capacity:\u003c\/strong\u003e 2,960Wh \/ 2.96kWh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Design:\u003c\/strong\u003e Removable quick-swap battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e Approximately 2 to 4 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Range:\u003c\/strong\u003e Up to approximately 50 miles, conditions dependent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Speed:\u003c\/strong\u003e Approximately 58 mph\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivetrain:\u003c\/strong\u003e Direct drive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain:\u003c\/strong\u003e 520\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRide Modes:\u003c\/strong\u003e Sport and Track\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Levels:\u003c\/strong\u003e Five selectable levels within each primary riding mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp Tuning:\u003c\/strong\u003e Power, throttle response, speed limits, regenerative braking, torque-related settings, wheel diameter, and gearing configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp Monitoring:\u003c\/strong\u003e Motor temperature, controller temperature, battery temperature, and state of charge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegenerative Braking:\u003c\/strong\u003e Adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Suspension:\u003c\/strong\u003e Dual-adjustable damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Suspension:\u003c\/strong\u003e Dual-adjustable damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Wheel Travel:\u003c\/strong\u003e Approximately 250mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Brake:\u003c\/strong\u003e Hydraulic disc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Brake:\u003c\/strong\u003e Hydraulic disc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Wheel:\u003c\/strong\u003e 21 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Wheel:\u003c\/strong\u003e 18 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Tire:\u003c\/strong\u003e Kenda 80\/100-21\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Tire:\u003c\/strong\u003e Kenda 110\/90-18\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheelbase:\u003c\/strong\u003e Approximately 53 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Height:\u003c\/strong\u003e Approximately 35 to 36 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Rider Height:\u003c\/strong\u003e 160cm+ \/ approximately 5'3\"+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Lightweight aluminum\/chromoly construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Magnetic rear brake tether \/ kill-switch lanyard\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/Screenshot2026-09-29at11.56.23AM.png?v=1790708210\" alt=\"\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"text-align: center;\"\u003eFitment and Rider Sizing\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Rider Height:\u003c\/strong\u003e 160cm+ \/ approximately 5'3\"+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel Setup:\u003c\/strong\u003e 21-inch front \/ 18-inch rear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest Fit:\u003c\/strong\u003e Teen and adult riders looking for larger dirt bike ergonomics without moving to a heavier full-size electric motorcycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest Terrain:\u003c\/strong\u003e Motocross tracks, single-track, trails, open off-road terrain, and aggressive recreational riding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"text-align: center;\"\u003eWhy the SX-E15 Plus Stands Out\u003c\/h2\u003e\n\u003cp\u003eThere are plenty of electric dirt bikes with big power numbers. What makes the \u003cstrong\u003eRFN Warrior Pro SX-E15 Plus\u003c\/strong\u003e interesting is the hardware surrounding that 15kW drivetrain. The \u003cstrong\u003e21\/18 Kenda-equipped wheels, direct-drive motor, 520 chain, reinforced swingarm, adjustable suspension, hydraulic brakes, and tunable controller\u003c\/strong\u003e make this feel like a dirt bike package rather than an e-bike with more power added to it.\u003c\/p\u003e\n\u003cp\u003eThe electric drivetrain also means \u003cstrong\u003eno gasoline, engine oil, clutch, shifting, or traditional top-end engine rebuilds\u003c\/strong\u003e. You still need to maintain the chain, tires, brakes, bearings, suspension, and the rest of the chassis just like any serious off-road motorcycle, but routine powertrain maintenance is significantly simplified.\u003c\/p\u003e\n\u003cp\u003eFor riders coming from smaller e-motos, the 21\/18 wheel package and taller chassis provide considerably more room and off-road capability. For riders coming from gas dirt bikes, the instant torque, tunable power delivery, regenerative braking, and lack of clutch or shifting create a very different riding experience without abandoning familiar moto-style ergonomics.\u003c\/p\u003e\n\u003ch3 style=\"text-align: center;\"\u003eWho Is the SX-E15 Plus For?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotocross and track riders:\u003c\/strong\u003e Riders looking for a lightweight electric platform with 15kW power, 21\/18 wheels, adjustable suspension, and strong low-end response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrail and single-track riders:\u003c\/strong\u003e Riders who value a nimble 53-inch wheelbase, full-size wheels, high ground clearance, tunable throttle response, and manageable electric power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRiders stepping up from smaller e-motos:\u003c\/strong\u003e Anyone who has outgrown smaller 17\/14, 19\/16, or similar platforms and wants a taller, more traditional dirt bike riding position without jumping straight to a heavy full-size machine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRange Note:\u003c\/strong\u003e RFN lists up to approximately 50 miles of range. Actual range can vary substantially based on terrain, elevation, speed, rider weight, temperature, tire setup, power mode, and riding style. Aggressive motocross or trail riding should not be expected to achieve the maximum advertised range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The RFN Warrior Pro SX-E15 Plus is a high-performance off-road motorcycle. Appropriate riding experience, protective equipment, and use in a suitable riding environment are strongly recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePricing Notice:\u003c\/strong\u003e Manufacturer Suggested Retail Price (MSRP) does not include setup, title, licensing, insurance, state or local registration fees, freight charges, accessories, accessory installation, dealer-added options, or other applicable dealer charges.\u003c\/p\u003e","brand":"RFN","offers":[{"title":"Red White Blue","offer_id":67400337359138,"sku":null,"price":5649.0,"currency_code":"USD","in_stock":true},{"title":"Black w\/ Grey","offer_id":67400337391906,"sku":null,"price":5649.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0093\/1672\/8892\/files\/SX-E15-PLUS-2026.webp?v=1790707870","url":"https:\/\/revrides.com\/products\/rfn-warrior-pro-sx-e15-plus-74v-21-18-electric-dirt-bike-new","provider":"REVRides","version":"1.0","type":"link"}