HPI Bevel Gear Set (13/10T)

Gear. This optional differential gear is an excellent way to reduce rotating weight and add strength to your HPI Sport 3's drivetrain. Constructed from CNC machined aluminum and hard anodized for durability ...

Gears for the HPI E10 Drifter. A lower tooth count on the pinion gear will give you more acceleration, while a higher tooth count will give you extra top speed. Have a ...

Conversion Set for the HPI Savage 25 RTR, and Savage SS monster trucks. This is also the same gear set that is included as stock equipment with the Savage Flux. The 4 ...

Set. These hardened diff gears dramatically increase the durability and lifespan of the diffs in your HPI Trophy buggy or truggy. Package includes the gears and washers needed to upgrade one differential. ...