1964-1972 GM 8.2 in Rear Differential Cover (YP C1-GM8.2BOP)Precision engineered Yukon Differential Cover built for reliable performance and direct fitment. Yukon Gear sets the standard for quality drivetrain components. Features Differential cover Chrome Cover for 8. 2" Buick, Oldsmobile, & Pontiac GM These Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome Fits 8. 2" Buick, Oldsmobile and Pontiac Application Notes GM 8. 2 in.;