{"product_id":"swift-spec-r-lowering-springs-bmw-m3-m4-g80-g82-g83","title":"Swift Spec-R Lowering Springs - BMW M3\/M4 (G80\/G82\/G83)","description":"\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003eSwift's Spec-R line goes a step beyond standard Sport Springs, designed at the upper limits of OEM shock valving for drivers who want to take their G80 M3 or G82\/G83 M4 to the track without sacrificing street comfort. Built with Swift's proprietary H5S.TW material and a manufacturing process using fewer coils, these springs eliminate coil-bind risk while maximizing usable shock stroke.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSpring rate: Front 5.6 kg\/mm \/ Rear 13.5 kg\/mm\u003c\/li\u003e\n\u003cli\u003eLowering: Front -1.3\" \/ Rear -1.0\"\u003c\/li\u003e\n\u003cli\u003eDesigned and tested to work with factory shocks\/dampers\u003c\/li\u003e\n\u003cli\u003eFewer coils than competing springs — reduces unsprung mass and eliminates coil-bind risk\u003c\/li\u003e\n\u003cli\u003eProprietary H5S.TW material for quicker transient response and a smoother ride over rough surfaces\u003c\/li\u003e\n\u003cli\u003eTrack tested and proven in HPDE and SCCA competition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFull set of 4 Swift Spec-R lowering springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned and tested to work with the factory shocks\/dampers — no shock replacement required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePART NUMBER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4X930R\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3 Sedan\u003c\/td\u003e\n\u003ctd\u003eG80\u003c\/td\u003e\n\u003ctd\u003eS58\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM4 Coupe \/ Convertible\u003c\/td\u003e\n\u003ctd\u003eG82\/G83\u003c\/td\u003e\n\u003ctd\u003eS58\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Swift Springs","offers":[{"title":"Default Title","offer_id":53618368774451,"sku":"4X930R","price":530.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/4X930R_img1.jpg?v=1783382071","url":"https:\/\/x58cartel.com\/products\/swift-spec-r-lowering-springs-bmw-m3-m4-g80-g82-g83","provider":"x58Cartel","version":"1.0","type":"link"}