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Swift Spring bag 13" X OD 5
120 lbs/in Barrel Type
Black Anodized and Gundrilled 2024 Aluminum Links
Ikeya Formula
300 lbs/in Barrel Type
Swift Flat Wire Linear Rate Bump Springs 700 lbs/in Muffler Swift Spring bag 13" XFlat Wire Linear Rate Bump Springs 700 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.
