Traxxas 3942X Pinion Gear 12T 32P Heavy Duty (Machined, Hardened Steel)/ set Screw : Fits 1/10 Scale:
- E-Maxx
- E-Revo
- Slash 4X4 Ultimate
- Slash 4X4
- Stampede 4X4 VXL
- Stampede 4x4
- TRX-4 Scale and Trail Crawler
- TRX-4 Tactical Unit