The Yukon Mighty pinion seal for 8.2in Buick, Oldsmobile and Pontiac applications (8.2" BOP) is a precision replacement tailored to those fitments. Yukon Mighty Seals use modern design and manufacturing to achieve a tight, long-lasting fit. This seal includes the specified ID and OD sizing for direct-fit installation where the original pinion seal has aged or begun to leak.
Yukon Gear Buick / Oldsmobile & Pontiac Pinion Seal