3949X Gear 19-T pinion (32-p) heavy duty (fits 3mm shaft) TRX3949X3949X Gear 19-T pinion (32-p) heavy duty (fits 3mm shaft) TRX3949XTraxxas pinion gears let you fine-tune the performance of your Traxxas model. Changing gear ratios can help balance acceleration and top speed for different running conditions. Please consult your owner’s manual for more information on recommended gearing options for your specific model.Accessory part for these models:Rustler® 4X4 VXLRustler® 4X4Slash 4X4 UltimateSlash 4X4 VXLStampede® 4X4 Unassembled KitStampede® 4X4 VXLStampede® 4X4TRX-4® 1979 Chevrolet® BlazerTRX-4® 1979 Ford® BroncoTRX-4® 2021 Ford® BroncoTRX-4® Equipped with Traxx®TRX-4® Mercedes-Benz® G 500® 4X4²TRX-4® Sport Unassembled KitTRX-4® SportTRX-4® Unassembled KitTRX-6® Mercedes-Benz® G 63® AMG 6X6
