This is the Traxxas TRX-4 Machined Steel Overdrive Differential Ring and Pinion Gear Set. This will fit the front or rear diff on the TRX-4 trucks. Use of this set results in higher wheel speed. This includes a 12-tooth pinion gear and 33-tooth ring gear.
Accessory Part For
TRX-4 Crawler Kit
TRX-4 Ford Bronco
TRX-4 Land Rover
TRX-4 Sport
TRX-4 Tactical





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