Flaming River GM Series flat ground coilover springs are ultra-lightweight and are up to 25 percent lighter than similar competitors' springs. They are made of high-tensile spring steel that's cold-wound, heat-treated and shot-peened. They are then ground at both ends and given a powdercoated finish. They are available in multiple lengths and rates for a wide variety of vehicles. So, grab a set of Flaming River GM Series flat ground coilover springs for your ride and give it the suspension it deserves.