Swift Round-Wire Helper Spring – 3″ ID, 4″ Length, 400 lb/in Rate

Description

3in ID, 4 in length 400 lbs/in

Swift Helper Springs are made from a proprietary material. Helper springs allow the spring to stay on mounted on the coilover perch when the shock is under negative or zero load, also known as droop travel.

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.

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