All pieces install directly like the factory originals

Traxxas Rebuild Kit Rally VXL

REQUIRES: 5x13x4mm ball bearings

as excessive voltage may damage the LEDs

REQUIRES: HO Scale Train Equipment

Traxxas 8279R Ring gear differential/ pinion gear TRX-4 Typhon Parts All pieces install directly likeTraxxas 8279R Ring gear differential pinion gear TRX 4 This is a genuine Traxxas ring and pinion gear set for the differential on the Traxxas TRX 4. These factory gears restore precise mesh and smooth, reliable power transfer to the axles after long term wear, keeping your TRX 4 crawling with confidence. Made to exact Traxxas specifications for a direct fit installation into the stock differential housing. Genuine Traxxas replacement part #8279R