FORMULA TEN/Ball diff for more precision.
HPI Formula Ten car owners can now modify their cars with high performance option parts. This ball differential set allows you to quickly and easily tune the differential to track conditions for optimal handling.
The set contains two lightweight aluminum hubs that are anodized in bright orange, D ring washers, ball bearings, wheel screws, diff grease, a 95T spur gear, and legendary tungsten carbide diff balls for the ultimate in durability and precision. The smooth and efficient diff action gives extra traction for lower lap times.