Radio System, Batteries & Chargers
| 4200mAh 8.4V 7-cell flat NiMH Battery, Series 4 Power Cell |
| Traxxas 4000-series Power Cell NiMH battery packs provide 25% greater capacity than 3000-series batteries for longer run times and higher sustained voltage under load. Low-resistance cells, flexible, silicone-jacketed 12-gauge wire, heavy-duty welded tabs, and Traxxas' exclusive iD® battery system deliver an easier and more rewarding battery experience for your Traxxas model. |
| #2950X | $54.95 |
| LiPo cell voltage checker/balancer (includes #2938X adapter for Traxxas® iD® batteries) |
| The Traxxas LiPo Cell Voltage Checker/Balancer connects to Traxxas LiPo batteries using the included balance lead adapters. Use the LiPo battery checker to view individual LiPo cell voltages and overall battery charge in the field without a charger. The battery cell checker works with 2, 3, and 4-cell Traxxas LiPo batteries and alerts you when a battery cell is out of balance. |
| #2968X | $31.95 |
| LiPo cell voltage checker/balancer (requires #2938X adapter for Traxxas® iD® batteries) |
| The Traxxas LiPo Cell Voltage Checker/Balancer connects to Traxxas LiPo batteries using the required Balance Lead Adapter (2938X). Use the LiPo battery checker to view individual LiPo cell voltages and overall battery charge in the field without a charger. The battery cell checker works with 2, 3, and 4-cell Traxxas LiPo batteries and alerts you when a battery cell is out of balance. |
| #2968 | $24.95 |
| Charger, D/C, 4 amp (6 - 7 cell, 7.2 - 8.4 volt, NiMH) |
| The 4-amp NiMH fast charger uses a 12-volt DC power outlet for universal high-output charging. The charger is optimized for charging 6- or 7-cell (7.2 volt - 8.4 volt) Traxxas iD Power Cell NiMH batteries. Peak-detection circuitry makes sure the battery receives a full charge every time. The status LED flashes green to indicate when charging is in progress, then turns solid green when charging is complete for foolproof charging, peak performance, and maximum runtime. For NiMH batteries only. Do not use with LiPo batteries. |
| #2975 | $24.95 |
| Gear set, metal, high-speed (for 2070, 2075 servos) |
| Replacement high speed metal gear set for 2075R servo. Gears may also be used to upgrade 2070, 2075, and 2075X servos (must swap all gears). |
| #2072R | $20.00 |
| Sensor, auto-detectable, voltage |
| The auto-detectable voltage sensor plugs into the optional TQi™ Telemetry Expander to provide real-time voltage data while you drive. Real-time telemetry requires a TQi radio with Traxxas Link™ Wireless Module and the free Traxxas Link app for your mobile device. |
| #6527 | $14.00 |
| Sensor, auto-detectable, temperature |
| The auto-detectable temperature sensor plugs into the optional TQi™ Telemetry Expander to provide real-time temperature data while you drive. Real-time telemetry requires a TQi radio with Traxxas Link™ Wireless Module and the free Traxxas Link app for your mobile device. |
| #6526 | $14.00 |
| Adapter, Traxxas® iD® LiPo battery (adapts Traxxas® iD® batteries to separate balance ports) |
| Traxxas Balance Lead Adapter enables customers to connect their Traxxas iD batteries to accessory cell voltage checkers without using the EZ-Peak® Live app with EZ-Peak Live chargers. The adapter is compatible with 2s, 3s, and 4s Traxxas iD® LiPo batteries. NOTE: Do not attempt to use the 2938X adapter for charging or any purpose other than adapting Traxxas iD batteries to accessory cell voltage checkers. |
| #2938X | $12.00 |
| Mount, telemetry expander |
| The telemetry expander mount fits over the motor on TRX-4® and TRX-6® trucks to provide a secure mounting point for the Telemetry Expander Module. |
| #6561 | $6.00 |
| Battery charge indicators, green (4), grey (4), blue (4) |
| Traxxas Battery Charge Indicator Plugs make it easy to manage the charge status of your batteries. Use green for fully charged batteries, blue for LiPos that are charged for storage, and grey to indicate discharged batteries. These plugs also help protect the battery plug terminals from accumulating dirt during storage and transport. |
| #2943 | $5.00 |
| Data link, telemetry expander (connects #6550X telemetry expander 2.0 to the #6590 high-voltage power amplifier) |
| Use this data link cable to connect the 6550X telemetry expander 2.0 to the 6590 high-voltage power amplifier. |
| #6565 | $4.00 |
| Y-harness, BEC |
| The Y-harness allows you to power two high-voltage accessories at the same time such as the Pro Scale® winch and LED lighting system. |
| #2261 | $4.00 |
| Seal kit, expander box (includes o-ring, seals, and silicone grease) |
| Refresh your Telemetry Expander Module with this seal kit. Includes new O-rings, seals, and silicone grease. |
| #6552 | $4.00 |
| Communication link, telemetry expander |
| The communication link connects your Traxxas 6533 TSM® receiver to the optional Telemetry Expander Module 2.0. |
| #6525 | $4.00 |
| Battery strap (for use with 2200mAh 2-cell and 1400mAh 3-cell LiPo batteries) |
| Use the TRX-4® hook-and-loop battery strap to secure smaller format batteries like the 2820X and 2823X to the front battery plate for better weight bias. |
| #8222 | $3.00 |
| Fuse, D/C charger, 5A (2) (for #2974, 2975, 2977) |
| Replacement fuses for Traxxas 12-volt DC chargers. For troubleshooting help, consult this support article. |
| #2978 | $1.50 |
Scale Details
| Expedition rack, complete (includes traction boards, shovel, axe, jack, fire extinguisher, fuel cans, & mounting hardware) (fits #8111 or #8111R body) |
| Add more scale detail to your TRX-4® Sport with the rugged and functional Expedition Rack kit. The rack includes a full complement of replica accessories including a jack, fuel canisters, shovel, axe, fire extinguisher, and traction boards. The Expedition Rack mounts solidly to the TRX-4 Sport body with the included hardware and templates. Fits 8111 or 8111R bodies. Does not fit 8213-series clipless bodies. |
| #8120X | $49.95 |
| Traction boards/ mounting hardware |
| Replica traction boards for TRX-4® Expedition Rack. Includes screws. |
| #8121 | $8.00 |
| Traction boards, yellow/ mounting hardware |
| Replica traction boards for TRX-4® Expedition Rack. Includes screws. |
| #8121A | $8.00 |
| Traction boards, green/ mounting hardware |
| Replica traction boards for TRX-4® Expedition Rack. Includes screws. |
| #8121G | $8.00 |
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