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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Our Helper Springs are specifically designed to have a minimal effect on the spring's rate of retention on the coilover perch while the shock is under negative or zero load
Stroke : 1
Spring Rate : 125lbs/inch
Max Stroke : 90mm | 3
Flat Wire Bump Spring - 2.25" Length | 2.3" OD | 1100lbs/inch Assist & Helper Springs Our Helper Springs are specificallyAn essential upgrade for performance minded individuals to maximize suspension tune ability. Discover the Swift linear round wire bump spring that are fatigue and heat resistant. Our Bump Springs come in either Round wire or Flat wire both giving you true linear rate. While our Round wire Bump Springs are SRL Legal, Built for Asphalt, True Linear Rate & Highest Travel in the Industry, the Flat wire are optimized for an even greater amount of shock