Yukon Gear Minor install Kit For GM Early and Late 7.5in DiffYukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush. This Part Fits: Year Make Model Submodel 1973 1975 Buick Apollo Base 1975 Buick Apollo SR 1977 1979 Buick Electra 225 1980 1984 Buick Electra Estate Wagon