spring lengths from 127mm (5in) to 280mm (11in)
200 lbs/in Barrel Type
especially since these two aspects contrast with each other
100/300 lbs/in Progressive
Helper springs allow the spring to stay on mounted on the coilover perch when the shock is under negative or zero load
Swift Standard Coilover Springs 14in length, 3 in ID, 175 lbs/in Pull Bar Springs spring lengths from 127mm (5in)14in length, 3 in ID, 175 lbs in Swift Standard Coilover Springs are made from a proprietary (H5S. TW.) Material. This allows Swift Springs to manufacture a spring that is has more stroke, increased traction and handling as well as a spring with less coils, resulting in a lighter spring with less unsprung weight. The same springs are used in Super GT, Formula Nippon, F3, F3000, Super Taikyu, IMSA, Pirelli World Challenge, Rally America, VLN, Le Mans