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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
10in length
185 lbs/in Barrel Type
-Single 3" merged to dual 2
550 lbs/in
Swift Sport Springs 07-15 Infiniti Q50 RWD KV37 4N909 (Red Sport Included) Spring Rate Drop Front Rear Front Rear Kg/mm Kg/mm Inch Inch 9
Swift Round Wire Linear Rate Bump Springs 1600 lbs/in Assist Springs 10in lengthRound Wire Linear Rate Bump Springs 1600 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.
