RTR™ Power Upgrade Kit 
Mod & Touring Battery & Torque Motor | by Electro & Co For ETM RTR Only

Unlock Full Performance from Your ETM RTR

The official RTR™ Power Upgrade lineup is here—built to take your ETM RTR from fun to full send. Whether you're pushing for raw torque, max range, or just a smoother ride, this is your go-to upgrade path. These kits are made specifically for the ETM RTR chassis with premium Samsung cells, high-discharge ANT BMS, and plug-and-play install. No guesswork, just results.

Choose Your Battery Setup

• Mod Pack – 72V (84V Max), 35Ah : 2.5kWh capacity, ~30lbs
• 250A Continuous / 400A Peak Discharge (ANT BMS)
• QS8 Discharge & XT90 Charge Port – Replaceable
• Fast Charging Support  Up to 35A
• Lightweight & punchy  ideal for aggressive builds
• Touring Pack – 72V (84V Max), 45Ah : 3.2kWh capacity, ~40lbs
• Same high-discharge specs (250A/400A)
• QS8 Discharge & XT90 Charge Port – Replaceable
• Fast Charging Support Up to 45A
• Max range battery for extended trail missions

Built exclusively for ETM RTR. Not compatible with: ETM V2, Mototec, Razor, Funbikes, EBOX, or other non-RTR frames.

RTR High Torque Mod Motor

Get serious low-end grunt without swapping your controller. The RTR Mod Motor is a plug-and-play torque monster designed to deliver smoother launches, better throttle response, and cooler operation — all while keeping OEM fitment.

• Upgraded Rotor & Stator = More Magnetic Pull
• Handles 30°C higher temps than stock
• Thinner Laminations = Less Energy Loss
• Maintains full compatibility with RTR Controller
• No tuning required — drops right in

Note: This upgrade does not increase peak kW but significantly improves torque-per-amp. Ideal for trail riding, track use, and wheelie-friendly setups.

Optional: Add the Mod Motor Tune Service to unlock full heat tolerance potential  recommended for racers or aggressive riders.

Key Features

• Replaceable QS8 & XT90 Ports for easy serviceability
• ANT Smart BMS – 250A Continuous / 400A Peak
• Samsung Cells – Industry-grade reliability
• Fast Charge Support – 35A (Mod) / 45A (Touring)
• Direct Drop-In for ETM RTR – No mods required

 Charger Upgrade

EMX® 12A Adjustable Charger – Trusted across EMX and E&C builds, this universal 60V–72V charger gives you full control over charge rate (1A–12A).

• Adjustable Output – Dial between 1A–12A (10A continuous)
• Smart Charging – Voltage taper, full auto shutoff
• Universal Compatibility – Works with most 60–72V e-bike packs
• Simple Operation – Plug in, set dial, done

 Watch It In Action

Range tested by Tim from Shoot the Chit:

Whether you're building a torque-heavy mod machine or stacking range for long days in the saddle, this upgrade kit lets your RTR live up to the name—Ready to Rip.