150 lbs./in. Spring Rate 10" Tall Coil Over Shock Springs - Black (Pair) They will facilitate the installation

They will facilitate the installation and use of the FAST XFI or other EFI street or competition systems

Speedmaster aluminum differential covers

They're designed with performance in mind

while giving accurate measurements on your oil capacity

Too little oil causes stem and guide wear

150 lbs./in. Spring Rate 10" Tall Coil Over Shock Springs - Black (Pair) They will facilitate the installationSpeedmaster 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.