{"product_id":"swift-springs-standard-conventional-front-spring-od-5-5in-9-5in-length","title":"Swift Springs Standard Conventional Front Spring - OD: 5.5\" \/ Length: 9.5\" \/ Rate: 400 lbs\/in","description":"\u003cp\u003eSwift Springs Standard Conventional Front Springs in 5.5\" OD and 9.5\" length are purpose-built front position race springs for competitive oval track and stock car racing using the larger 5.5\" outside diameter. These Swift front race springs are manufactured in Japan from proprietary H5S.TW high-tensile alloy steel, delivering the rate consistency and fatigue resistance that front suspension positions demand under heavy braking and high-speed corner entry loads.\u003c\/p\u003e\n\u003cp\u003eSwift Springs has over 90 years of precision spring manufacturing experience. These 5.5\" OD front springs provide measurably better traction, weight transfer, and tire temperature consistency than standard springs. All Swift Springs use H5S.TW alloy for superior performance.\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\u003c\/li\u003e\n\u003cli\u003eDesigned for front suspension positions under heavy loads\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\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\"\u003e950-550-400F\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e400\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e6.1\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e2,614\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spcrow\"\u003e\n\u003ctd class=\"spc\"\u003e950-550-450F\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e450\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5.8\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e2,906\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spcrow\"\u003e\n\u003ctd class=\"spc\"\u003e950-550-500F\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e500\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5.6\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e3,209\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spcrow\"\u003e\n\u003ctd class=\"spc\"\u003e950-550-550F\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e550\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5.5\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e3,443\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"spcrow\"\u003e\n\u003ctd class=\"spc\"\u003e950-550-600F\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e600\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e5.5\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e\u003c\/td\u003e\n\u003ctd class=\"spc\"\u003e3,661\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Swift Springs","offers":[{"title":"400","offer_id":44167807926332,"sku":"950-550-400F","price":153.85,"currency_code":"USD","in_stock":true},{"title":"450","offer_id":44167807959100,"sku":"950-550-450F","price":153.85,"currency_code":"USD","in_stock":true},{"title":"500","offer_id":44167807991868,"sku":"950-550-500F","price":153.85,"currency_code":"USD","in_stock":true},{"title":"550","offer_id":44167808024636,"sku":"950-550-550F","price":153.85,"currency_code":"USD","in_stock":true},{"title":"600","offer_id":44167808057404,"sku":"950-550-600F","price":153.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0000\/2183\/files\/095-550-XXX_HighTravelFrontSprings_-1.jpg?v=1775244299","url":"https:\/\/www.springrates.com\/products\/swift-springs-standard-conventional-front-spring-od-5-5in-9-5in-length","provider":"SPRINGRATES","version":"1.0","type":"link"}