Hypercoils 13" Rear Coil Spring - 5" O.D. - 200 lb. 37017K Low RPM correct Low RPM

Low RPM correct Low RPM with throttle body upside-down LT car intake blade orientation shown above

Axle Shaft Seal

105" wall chromemoly steel then black oxide coated and heat-treated

This installation kit will fit #RJS50523 series Window Nets

Hypercoils 13" Rear Coil Spring - 5" O.D. - 200 lb. 37017K Low RPM correct Low RPMHypercoils 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