Moog 6204 Coil Spring Set Powder-coated to protect against corrosion Designed to lower stresses for longer service life All coil springs are 1% load tested Worn or sagging coil springs can cause premature tire wear due to vehicle misalignment Use on General Motors products Spring size: Inside Diameter 3.63", Bar Diameter.609", Installed Height 11" Load rating: 2015 lbs. Tangential ends All coil springs meet or exceed OEM (original equipment manufacturers) standards