This front sway bar kit is designed as a performance replacement upgrade for your classic GM A-body muscle car. Features a 1-1/4" diameter solid steel bar and comes with all hardware needed for a successful installation. If your GM A-body came with an anti-sway bar from the factory, chances are this kit will be a direct replacement. If it did not, a small amount of drilling will be required for installation of the sway bar kit. Achieve flatter cornering. Complements rear sway bar to reduce understeer and gain more neutral handing. Adds to cornering stability at speed. Solid steel 1-1/4" diameter bar. Includes polyurethane bushings for increased responsiveness. Black powder coated finish. Corrosion resistant zinc plated hardware included. Fits: 1964-77 Chevy El Camino. 1964-77 Oldsmobile Cutlass. 1964-74 Pontiac GTO. 1964-77 Chevy Chevelle. 1970-77 Chevy Monte Carlo. These rear sway bar kits are designed as a performance replacement upgrade for your classic GM muscle car. They feature a 1" diameter solid steel bar and come with all hardware needed for a successful installation. Achieve flatter cornering. Complements front sway bar to reduce understeer and gain more neutral handing. Adds to cornering stability at speed. Solid steel 1" diameter bar. Includes polyurethane bushings for increased responsiveness. Black powder coated finish. Corrosion resistant zinc plated hardware included. Fits: 1977-1996 Buick Full Size (RWD) Except Station Wagon. 1973-1977 Buick Century. 1964-1977 Buick Regal, regal GS, Grand National, Special. 1964-1977 Buick Skylark. 1964-1972 Buick Skylark (with O.E. replacement, rear only) 1977-1996 Chevrolet Full Size (Except Station Wagon & Impala SS. 1964-1977 Chevrolet Chevelle, Malibu & El Camino. 1964-1977 Chevrolet Chevelle, Malibu & El Camino - with 883 or 709 front w/O.E. (rear only) 1970-1977 Chevrolet Monte Carlo. 1971-1977 GMC Caballero, Sprint. 1964-1972 Cutlass Supreme, F-85, 442 (with 883 or 709 front w/O.E. rear only) 1977-1985 Oldsmobile Full Size (RWD - Except Station Wagon) 1964-1977 Oldsmobile Cutlass Supreme, F-85, 442. 1977-1986 Pontiac Full Size (RWD - Except Station Wagon) 1964-1977 Pontiac Grand Am. 1969-1977 Pontiac Grand Prix. 1964-1977 Pontiac GTO, LeMans, Tempest (Except '74 GTO.