XRAY self-designed, revolutionary, super-smooth gear diff for 1/12 pan vehicles is an immediate replacement for the ball-differential; it is a complete set which calls for no other additional parts and no additional modifications. Utilising the gear differential makes the automobile more stable and simpler to drive, particularly in high-traction conditions. The apparatus diff increases on-power steering which can be needed on all kinds of songs. A must have for each and every racer. The entire gear differential set includes a composite situation and cover, precision-molded interior satellite gears made from special XRAY-developed composite product, all ensuring long lifespan and super-smooth efficient operation. A super-strong hollow steel shaft guarantees maximum dependability and strength. The advantage of the gear diff usually its maintenance-free. If the diff is correctly built, there's no necessity for maintenance for many years, no need for regular oil changes, and no leakage due to a superior sealing system.