{"product_id":"swift-springs-spec-r-lowering-springs-bmw-m4-f82","title":"Swift Springs Spec-R Lowering Springs – BMW M4 (F82)","description":"\u003cstyle\u003e.sl-desc h2{font-size:1.15em;letter-spacing:.06em;text-transform:uppercase;border-bottom:2px solid #111;padding-bottom:6px;margin:1.6em 0 .7em}.sl-desc h3{font-size:1em;margin:1.2em 0 .4em}.sl-desc ul{margin:0 0 1em 1.2em}.sl-desc li{margin:.25em 0}.va-table{width:100%;border-collapse:collapse;margin:.5em 0 1em;font-size:.95em}.va-table th{text-align:left;padding:10px 8px;border-bottom:2px solid #333;white-space:nowrap}.va-table td{padding:8px;border-bottom:1px solid #e5e5e5;vertical-align:top}.sl-note{font-size:.9em;color:#555;margin:.4em 0 1em}\u003c\/style\u003e\u003cdiv class=\"sl-desc\"\u003e\n\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003eSwift Springs' Spec-R line uses the company's signature small-ID, high-travel spring design for a more linear rate through the shock's travel than a typical high-ID lowering spring. For the F82 M4, the Spec-R kit lowers ride height for street and track use while working with the factory S55's damper valving.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFront spring rate: 5.0 kgf\/mm\u003c\/li\u003e\n\u003cli\u003eRear spring rate: 13.0 kgf\/mm\u003c\/li\u003e\n\u003cli\u003eFront drop: approx. 1.1 in\u003c\/li\u003e\n\u003cli\u003eRear drop: approx. 0.9 in\u003c\/li\u003e\n\u003cli\u003eSwift small-ID, high-travel spring construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFront and rear Spec-R lowering springs (set of 4), as supplied by Swift Springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003ch3\u003eRequired Parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNone.\u003c\/strong\u003e Swift Springs specifies no additional hardware beyond the factory strut\/shock assembly for installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSwift Springs does not publish an installation PDF or a vehicle-specific install video for this kit; installation follows standard spring-compressor procedure onto the factory struts\/shocks.\u003c\/li\u003e\n\u003cli\u003eThis SKU was showing sold out on Swift Springs' own site at the time this listing was built; confirm current lead time before promising a ship date.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePART NUMBER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e4X908R\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable class=\"va-table\"\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\u003eM4\u003c\/td\u003e\n\u003ctd\u003eF82\u003c\/td\u003e\n\u003ctd\u003eS55 3.0L Twin-Turbo I6\u003c\/td\u003e\n\u003ctd\u003e2015–2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Swift Springs","offers":[{"title":"Default Title","offer_id":52607692898584,"sku":"4X908R","price":530.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2307\/8117\/files\/4X908R_img1.jpg?v=1788393160","url":"https:\/\/speedlogicauto.com\/products\/swift-springs-spec-r-lowering-springs-bmw-m4-f82","provider":"SPEED LOGIC","version":"1.0","type":"link"}