GPM TRX4023TS is made for TRAXXAS TRX4 DEFENDER TRAIL CRAWLER Car Kit Upgrade
Handbook amount: 8255+8269+8258
Product major function & usage:
Leading the gears to spin and go the ability from engine
1. Harden steel #45 plus nutrified and hardening procedure, stronger to function alongside
2. Spindle gear design to minimize the area for dramatically far better transfer
23T