450 lbs./in. Spring Rate 7" Tall Coil Over Shock Springs - Silver (Pair) They are heat-treated and stress-relieved

They are heat-treated and stress-relieved before any of the CNC machine work is done

Speedmaster Aluminum Water Pump Pulley

They are quality-manufactured from stainless steel and are available in 18 to 80 oz

or street performance

Protect your eyes with style

450 lbs./in. Spring Rate 7" Tall Coil Over Shock Springs - Silver (Pair) They are heat-treated and stress-relievedSpeedmaster 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.