Rear Main SealREAR MAIN SEALTrustworthy quality – backed by team of product experts in the United States and more than a century of automotive experienceRestores functionality – this retainer is engineered and tested to secure the rear main seal and prevent oil leaks when the original retainer is leaking or has failed from seal deteriorationDirect replacement – this engine crankshaft seal retainer is designed to match the fit, function and performance of the original rear main seal retainer on specified vehicle years, makes and modelsDurable construction – this retainer is made from quality materials for reliable serviceThis engine crankshaft seal retainer is engineered to secure the rear main seal on specified vehicle years, makes and models, and to match the fit and function of an original retainer that is leaking or has failed due to seal deterioration.