Aldan GM G-Body kits are designed to convert your stock, front and rear suspension to fully ride-height adjustable coilovers. Aldan Phantom Series, single adjustable coilovers deliver superior handling & ride quality for a drastic improvement over stock suspension. Aldan's Hybrid front coil-springs are designed as a direct fit into the factory upper spring pockets. Aldan rear kits use factory rearend and shock mounts for precise fitment. Lowers 0.0"-2.0" front and 0.0-3.0" in the rear. Made in U.S.A. 1978-1987 Buick Regal, 1978-1987 Chevrolet El Camino, 1978-1983 Chevrolet Malibu, 1978-1988 Chevrolet Monte Carlo, 1982-1987 GMC Caballero, 1978-1988 Oldsmobile Cutlass, 1982-1986 Pontiac Bonneville, 1978-1987 Pontiac Grand Prix