Traxxas 8196 2 Speed Conversion Kit for TRX-4 UniTrack X-ing Gate Three Programmable Drive Profiles:

Three Programmable Drive Profiles:

It ultimately changed the face of automobile manufacturing and rail transportation

Tough internal frame

aluminum support washers and nuts to secure it to the mount

Traxxas 8196 2 Speed Conversion Kit for TRX-4 UniTrack X-ing Gate Three Programmable Drive Profiles:Traxxas 8196 2 Speed Conversion Kit for TRX 4 The two speed conversion kit adds remotely operate high low gear capability to your TRX 4. Shift to low gear for maximum crawling torque or shift to high for trail storming speed. The kit includes servos and all necessary hardware. Please note: for correct operation a 3 or 4 channel transmitter must be used (sold separately)