Pinion Shim Set for Jeep 1966-1986 CJ-3B, CJ-5, CJ-6, CJ-7, CJ-8, 1963-1973 SJ Grand Wagoneer, Cherokee, Wagoneer, J-Series Trucks, 1966-1973 C101, C104 Commando, 1961-1965 Willys Pickup, All w/ Dana 30 or Dana 27 Front Axle