Metric Coilover Spring - 9" Length | 65mm ID | 4kgf/mm Stack Guide Adapter Swift Spec-R springs provide a

Swift Spec-R springs provide a proven solution for maximizing the performance of your ND Miata

Spring Rate : 100lbs/inch

Part Number: Z60-127-200

Spring Rate : 125lbs/inch

Part Number: 100-250-325 B

Metric Coilover Spring - 9" Length | 65mm ID | 4kgf/mm Stack Guide Adapter Swift Spec-R springs provide aExplore 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,