Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 150 lb. P237Z Kits include all the components

Kits include all the components of our popular gauge panels while offering the flexibility of installing gauges and warning lights into a custom dash or prefabricated dash panel

This is because the larger 3

22000 GVW rated

Pontiac: Bonneville 78 - 81

Hex Drive Collar with 3-bolt Enderle bolt pattern

Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 150 lb. P237Z Kits include all the componentsHypercoils 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