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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Swift helper Springs are made from a proprietary material
60mm ID All Kits come with 4 thrust sheets & 4 metal washer sheets (1 kit for 2 springs)
180 lbs/in
5 inch length
Formula Nippon
Swift Round Wire Linear Rate Bump Springs 3000 lbs/in Pull Bar Springs Swift helper Springs are madeRound Wire Linear Rate Bump Springs 3000 lbs in Swift Bump Springs are made from a proprietary material. The same springs are used in Super GT, Formula Nippon, F3, F3000, Super Taikyu, IMSA, Pirelli World Challenge, Rally America, VLN, Le Mans Series, Formula Drift, and many other professional racing avenues.
