Amazon.com: Globact All Metal Steel 6878 Differential Gear Slipper Clutch and 32P 15T/17T/19T Pinions Gear Set for 1/10 Slash 4X4 / Stampede 4X4 / Rustler 4X4 Replace 6878 : Toys & Games
Drag Slash Tuning Pt 2: How to Optimize Gearing | Traxxas
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Traxxas Rear Ring & Pinion Gear Set [TRA6879] - HobbyTown
Traxxas Slash 4x4 LCG first setup and pinion gear mesh - YouTube