Traxxas 3956 Spur Gear 54T 0.8P (4) Jato Summit T-Maxx E-Revo Slash 4x4 Rustler

Spur gear, 54-tooth (0.8 metric pitch, compatible with 32-pitch)

Fits :
Jato
Rally VXL
Rustler 4X4 VXL
Slash 4X4 Platinum
Slash 4X4 Ultimate
Slash 4X4 VXL
Slash 4X4
Stampede 4X4 Unassembled Kit
Stampede 4x4 VXL
Stampede 4x4
E-Revo Brushless
E-Revo
Rustler 4X4 
Summit
T-Maxx

Incldues : 4 Spur Gears