Hypercoils 4" Coil-Over Spring - 2-1/2" I.D. - 350 lb. HASZ20DK these kits have slotted tops

these kits have slotted tops

1976-1980 Avanti II

Super Handling Kit

7L V8 (Including e-Torque) Automatic Transmission 2 & 4 Wheel Drive Extended (Quad) Cab Standard Bed (6' 4") 140

Hypercoils 4" Coil-Over Spring - 2-1/2" I.D. - 350 lb. HASZ20DK these kits have slotted topsHypercoils 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