USA Standard Spartan Locker For GM 8.5in w/ 28 Spline Axles / Incl. Heavy-Duty Cross Pin Shaft

The Spartan Locker is a lunchbox locker that delivers reliable, 100% lockup traction at a low cost. It's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!This Part Fits: Year Make Model Submodel 1973-1975 Buick Apollo Base 1975 Buick Apollo SR 1971-1974,1976-1979 Buick Electra 225 1971-1974 Buick Electra 225 Custom 1974 Buick Electra 225 Limited 1973 Buick Electra Base 1975 Buick Electra Custom 1980-1989 Buick Electra Estate Wagon 1975-1984 Buick Electra Limited 1978-1984 Buick Electra Park Avenue 1973-1987 Buick Regal Base 1982-1983 Buick Regal Estate Wagon 1987 Buick Regal GNX 1984-1987 Buick Regal Grand National 1978-1987 Buick Regal Limited 1982 Buick Regal Limited Turbo 1978-1982 Buick Regal Sport 1976-1977 Buick Regal SR 1983-1986 Buick Regal T-Type 1975-1978 Buick Riviera Base 1975 Buick Riviera GS 1978 Buick Riviera LXXV Anniversary Edition 1976 Buick Riviera Sport