110 lbs./in. Spring Rate 10" Tall Coil Over Shock Springs - Black (Pair) Crafted from high-quality billet aluminum

Crafted from high-quality billet aluminum with a sleek black finish

Speedmaster CNC ported cylinder heads are machined on dedicated 5-axis CNC machines to ensure accuracy and better flow

Speedmaster alternator pulleys are manufactured from quality materials to ensure strength and durability

which reduces the friction

110 lbs./in. Spring Rate 10" Tall Coil Over Shock Springs - Black (Pair) Crafted from high-quality billet aluminumSpeedmaster 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.