Hypercoils 20" Rear Coil Spring - 5" O.D. - 125 lb. CSR Performance Products GM Gen I Small Block

GM Gen I Small Block V8 Split Rear Main Seal

Chevy Corvette 2015-19

Easily bolts to any flat surface

Mopar Gen III Hemi / GM LS-Series / LT-Series

Not intended or recommended for street or circle track use

Hypercoils 20" Rear Coil Spring - 5" O.D. - 125 lb. CSR Performance Products GM Gen I Small BlockHypercoils 20" Rear Springs allow the spring to stay in contact with the perch at all times for a wider range of pre loading. Hypercoils 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