{"product_id":"swift-springs-standard-conventional-spring-od-5in-8in-length","title":"Swift Springs Standard Conventional Spring - OD: 5\" \/ Length: 8\"","description":"\u003cp\u003eSwift Springs Standard Conventional Springs in 5\" OD and 8\" length are precision-engineered race springs for competitive oval track, stock car, and circle track racing applications. These 5\" OD Swift conventional race springs are manufactured in Japan from proprietary H5S.TW high-tensile alloy steel, delivering measurably better traction, weight transfer, and tire temperature consistency compared to standard silicone chrome springs.\u003c\/p\u003e\n\u003cp\u003eSwift Springs has over 90 years of precision spring manufacturing experience, and their conventional race springs are specifically engineered for American racing. With fewer coils and optimized winding, Swift conventional springs reduce unsprung mass and provide faster transient response for a more predictable car through every phase of the corner.\u003c\/p\u003e\n\u003ch3\u003eWhy Racers Choose Swift Springs Conventional Springs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eH5S.TW alloy steel provides superior fatigue life and rate consistency lap after lap\u003c\/li\u003e\n\u003cli\u003eFewer coils reduce unsprung weight for improved mechanical grip\u003c\/li\u003e\n\u003cli\u003eFaster transient response for better traction on rough track surfaces\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for American oval track and circle track racing\u003c\/li\u003e\n\u003cli\u003eLower tire temperatures through improved weight transfer\u003c\/li\u003e\n\u003cli\u003eSwift Springs are made in Japan with precision grinding for even perch seating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Swift Conventional Race Springs are sold individually. Select your desired spring rate from the options above.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable class=\"table table-striped table-primary\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"spchd\"\u003e\n\u003ctd rowspan=\"2\" width=\"25%\"\u003e\u003cstrong\u003ePART #\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSPRING RATE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eUSABLE STROKE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX STROKE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMAX LOAD\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spchd\"\u003e\n\u003ctd\u003elbs\/inch\u003c\/td\u003e\n\u003ctd\u003einch\u003c\/td\u003e\n\u003ctd\u003einch\u003c\/td\u003e\n\u003ctd\u003elbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spcrow\"\u003e\n\u003ctd class=\"spc\"\u003e080-500-175\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e175\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5.5\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e965\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spcrow\"\u003e\n\u003ctd class=\"spc\"\u003e080-500-200\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e200\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e4.8\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5.5\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e1,094\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spcrow\"\u003e\n\u003ctd class=\"spc\"\u003e080-500-225\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e225\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e4.6\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5.4\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e1,222\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Swift Springs","offers":[{"title":"175","offer_id":44167807336508,"sku":"080-500-175","price":140.25,"currency_code":"USD","in_stock":true},{"title":"200","offer_id":44167807369276,"sku":"080-500-200","price":140.25,"currency_code":"USD","in_stock":true},{"title":"225","offer_id":44167807402044,"sku":"080-500-225","price":140.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0000\/2183\/files\/080-500-XXX_FrontSprings.jpg?v=1775244299","url":"https:\/\/www.springrates.com\/products\/swift-springs-standard-conventional-spring-od-5in-8in-length","provider":"SPRINGRATES®","version":"1.0","type":"link"}