Hypercoils 9-1/2" Front Coil Spring - 5.0" O.D.- 700 lb. Fuel Safe Systems 1977-1978 GMC K15 Suburban

1977-1978 GMC K15 Suburban

Constructed from billet aluminum

hex head for barring engine

5/8"-18 UNF Female (adapts directly to sealing nut on AutoMeter Mechanical Temp Gauges) to 1/2-1/16" NPT Male

Wing Valve

Hypercoils 9-1/2" Front Coil Spring - 5.0" O.D.- 700 lb. Fuel Safe Systems 1977-1978 GMC K15 SuburbanHypercoils 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