This AC Delco Crankshaft Seal is a genuine GM part that is brand new and ready for use. It is a direct replacement for OE/OEM part number 12582313 and is designed to fit various Chevy, Oldsmobile, and Buick models, including the Chevrolet Camaro, Buick LeSabre, and Pontiac Grand Prix. The seal is designed to be placed on the front of the vehicle and is an important part of the engine system. This product is sold with one seal included and is perfect for those who need a new seal or are looking to replace a damaged one.