Swift Standard Coilover Springs 16in length, 3 in ID, 500 lbs/in Bump Springs Swift Assist Springs are made

Swift Assist Springs are made from a proprietary material

Formula Nippon

6 kg/mm Progressive

475 lbs/in

275 lbs/in

Swift Standard Coilover Springs 16in length, 3 in ID, 500 lbs/in Bump Springs Swift Assist Springs are made16in length, 3 in ID, 500 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