Metric Coilover Spring - 5" Length | 65mm ID | 20kgf/mm 2.5" ID They're designed for USMTS

They're designed for USMTS

Part Number: 060-250-200 B

Part Number: Z60-127-100

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

Metric Coilover Spring - 5" Length | 65mm ID | 20kgf/mm 2.5" ID They're designed for USMTSExplore the wide variety of Swift metric coilover springs giving you the options you're looking for, produced in our proprietary HS5. TW material, you'll find the right springs for your application whether it's for the daily or your race car. Quality delivering results. Superior material. Various rates for your preference. After swapping spring after spring, you'll notice a day and night difference in increased traction, seamless weight transfer,