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Swift Round Wire Linear Rate Bump Springs 5000 lbs/in Assist Springs Spec-R springs are track tested

Description

Spec-R springs are track tested and tuned for optimum performance

50 State SMOG Legal

2 bolt hole gasket

50 lbs/in Barrel Type

250 lbs/in Barrel Type

Swift Round Wire Linear Rate Bump Springs 5000 lbs/in Assist Springs Spec-R springs are track testedRound Wire Linear Rate Bump Springs 5000 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.

Exchange/Return Notes