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Mark Williams Ent 58100 Replacement Main Cap
Fits Gm 12-bolt stock carriers
Made from billet steel
Increased cross section strength
Heat treated hardware
One of the most common causes of rear end component failure can be traced to the stock rear end caps. To cure this problem MW makes a replacement cap from billet steel with an increased cross section and heat treated hardware. A 12 Bolt typically only needs the drivers side cap replaced. Requires simple milling operation.