Hypercoils 14" Coil-Over Spring - 2-1/2" I.D. - 85 lb. 739009 GM Fullsize Truck 1967-72

GM Fullsize Truck 1967-72

112 Lobe Separation

1995-1995 Pontiac Sunfire

P30 Van 1974-1973

Hypercoils 14" Coil-Over Spring - 2-1/2" I.D. - 85 lb. 739009 GM Fullsize Truck 1967-72Hypercoils are manufactured from the highest quality chrome silicone steel and high tensile chrome silicone steel available in the world. The material used in producing Hypercoils undergoes two separate magnaflux inspections. Once before manufacture and again after coiling. These inspections insure the wire is free from surface imperfections which, if gone undetected could lead to spring failure. The life of a suspension coil is directly related to