{"product_id":"swift-springs-z65-228-120-swift-springs-z65-228-120-coilover-spring-673-lb-in-steel-copper-powder-coat","title":"SWIFT SPRINGS Z65-228-120 SWIFT Springs Z65-228-120 Coilover Spring, 673 lb\/in Steel, Copper Powder Coat","description":"\u003cp\u003eThe SWIFT Springs Z65-228-120 coilover spring is designed for performance suspension applications that demand consistent spring response, dependable construction, and accurate rate control. This coilover-specific spring is manufactured from high-quality steel and finished with a copper powder coat to provide a durable surface and a distinctive appearance. It is sold individually for convenient replacement or suspension setup needs.\u003cbr\u003eThe spring delivers a rate of approximately 673 lb\/in, providing a firm and predictable foundation for performance-oriented suspension tuning. Its metric coilover design is suited for compatible suspension systems that require a 65 mm inside diameter and a 9-inch spring length. The carefully engineered construction helps support controlled suspension movement, improved chassis balance, and repeatable handling characteristics when matched with the correct vehicle and damper setup.\u003cbr\u003eAs an original SWIFT SPRINGS component, the Z65-228-120 combines precise manufacturing with the quality expected for motorsport, track, and enthusiast applications. The copper powder-coated finish helps protect the steel spring from everyday environmental exposure while maintaining a clean appearance. Verify spring compatibility, installed height, travel requirements, and damper specifications before installation to ensure the correct fit and operating performance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eSWIFT SPRINGS Z65-228-120 coilover spring for compatible performance suspension systems\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eApproximately 673 lb\/in spring rate for firm, predictable suspension response\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh-quality steel construction supports demanding track and enthusiast applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCopper powder-coated finish provides durable surface protection and a clean appearance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for compatible metric coilover setups using a 65 mm inside diameter and 9-inch spring length\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSold individually for replacement, adjustment, or custom suspension tuning\u003c\/li\u003e\u003c\/ul\u003e","brand":"SWIFT SPRINGS","offers":[{"title":"Default Title","offer_id":48970754556126,"sku":"SWIZ65-228-120","price":146.74,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/7690\/8766\/files\/SWIZ65-228-120.jpg?v=1788292277","url":"https:\/\/www.racingsupply.ca\/products\/swift-springs-z65-228-120-swift-springs-z65-228-120-coilover-spring-673-lb-in-steel-copper-powder-coat","provider":"Racing Supply Co.","version":"1.0","type":"link"}