450 lbs./in. Spring Rate 7" Tall Coil Over Shock Springs - Silver (Pair) These billet aluminum servo covers

These billet aluminum servo covers provide a positive seal for leak protection

Speedmaster replacement vacuum advance canisters are designed to meet or exceed OEM specifications for accurate

and reduced friction to extend their life

Provides very positive shifts for high performance street use or for competitive events

Minor machining may be required on some applications

450 lbs./in. Spring Rate 7" Tall Coil Over Shock Springs - Silver (Pair) These billet aluminum servo coversSpeedmaster coil springs are designed to withstand the high stress levels of modern suspensions. They're manufactured from high quality chrome silicone steel, heat treated and shot peened, and then powdercoated or plated for protection and appearance. Each spring is guaranteed to be within five percent of its advertised rate.