This Schumacher Racing Products factory replacement rebuild kit restores the gear differential on the Mi9 touring car platform. The kit includes a cross-shaped diff spider, o-rings in two sizes, a large o-ring seal, flat head screws, and metal washers. Having these components on hand allows a full diff rebuild without sourcing individual pieces separately. Features: Includes diff spider, o-rings, screws, and washers Large o-ring seal for outer diff housing Red silicone small o-rings included Metal flat head screws and metal washers Factory replacement for Mi9 gear differential 7/7/26 cs