Powerhobby 12T 30T Gearbox Belt Drive Gear Set Silver FOR Traxxas TRX-4 TRX-6 Tires Accessories Kyosho lists these across a

Kyosho lists these across a broad range: Inferno MP10 and MP10 Spec A

Instantaneous connectivity

1x Adjustable Drop Hitch (Long) (Black)

Genuine Traxxas replacement part #9380

Powerhobby 12T 30T Gearbox Belt Drive Gear Set Silver FOR Traxxas TRX-4 TRX-6 Tires Accessories Kyosho lists these across aPowerhobby 12T 30T Gearbox Belt Drive Gear Set Silver FOR Traxxas TRX 4 TRX 6 The main gear is 12t, the driven gear is 30t, with non destructive mounting screws, which greatly reduces the original noise and flexibility Due to the narrow space, you need to preset the active gear into the pulley, and finally put in the motor gear output