{"product_id":"metric-coilover-spring-6-inch-65mm-id-4-0kgf-mm","title":"Metric Coilover Spring, 6-Inch 65mm ID 4.0kgf\/mm","description":"This 6-inch length spring boasts a 65mm inner diameter and a 4.0kgf\/mm (224 lbs\/inch) spring rate, offering a balanced approach to ride quality and performance.\n\nConstructed from Swift's proprietary HS5.TW material, this spring is highlighted for its superior properties compared to standard silicone chrome steel. This advanced material allows for a more consistent and predictable spring performance, contributing to increased traction, seamless weight transfer, and improved ride quality by potentially lowering tire temperatures and providing a more predictable feel.\n\nWith a usable stroke of 103mm (4.1 inches) and a maximum stroke of 107mm (4.2 inches), the spring is designed for significant travel while maintaining its integrity. The springs are sold exclusively in pairs. Specifications include Part Number Z65-152-040, Length: 6 inches, Inner Diameter: 65mm (2.56 inches), and Spring Rate: 4.0kgf\/mm (224 lbs\/inch).","brand":"K-Tuned","offers":[{"title":"Default Title","offer_id":52869725323576,"sku":"Z65-152-040","price":238.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/688006405.webp?v=1787917943","url":"https:\/\/store.motormia.co\/products\/metric-coilover-spring-6-inch-65mm-id-4-0kgf-mm","provider":"MOTORMIA","version":"1.0","type":"link"}