Rear Single Adjustable Aluminum Shock1958-96 GM A-Body/G-Body1968-79 GM X-Body (Except Nova)13.50" Compressed/20.875" Extended Applications:Buick1973-1975 Apollo1973-1981 Century1973-1987 Regal1975-1979 SkylarkChevrolet1971-1975 Bel Air1971-1972 Biscayne1971-1996 Caprice1964-1983 Chevelle / Malibu1968-1988 El Camino1958-1996 Impala1970-1988 Monte CarloOldsmobile1964-1988 Cutlass / 4421973-1979 Omega / 442Pontiac1971-1981 Bonneville1969-1987 Grand Prix1964-1981 GTO1964-1981 Tempest / Lemans1971-1977 Ventura