Mount. This optional spur gear mount for the HPI Sport 3 is the perfect upgrade for your ride. Constructed from durable and lightweight machined aluminum this spur mount sheds significant rotating weight ...
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 ...
are compatible with the HPI Sprint, Wheely King and Crawler King models, and are available in multiple tooth count options to fine tune torque and top speed. This product was added to ...