XRAY self-designed, revolutionary, super-smooth gear diff for 1/12 pan automobiles is a sudden replacement for the ball-differential; it's a complete set which demands no other additional components with no additional alterations. Utilising the gear differential makes the automobile more stable and safer to drive, particularly in high-traction conditions. The device diff increases on-power steering which are generally required on many tracks. A must have for each and every racer. The whole gear differential set includes a composite situation and target, precision-molded inside satellite gears made from special XRAY-developed composite item, all ensuring long lifespan and super-smooth efficient procedure. A super-strong hollow metal shaft guarantees maximum reliability and power. The main advantage of kit diff often its maintenance-free. When diff is precisely built, you don't have for maintenance for many years, no dependence on regular oil customizations, with no leakage due to a superior sealing system.