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The Moroso GM 12-bolt rear end cover gasket is a single replacement gasket intended for GM 12-bolt rear end housings. It provides the sealing surface required between the rear cover and axle housing to help prevent fluid leaks and maintain proper differential operation. Offered as a single gasket, it’s a direct-service item for rebuilding or resealing GM 12-bolt rear ends during maintenance or repairs.
Moroso GM 12 Bolt Rear End Cover Gasket - Single
