{"product_id":"sf-racing-track-coilovers-for-2016-2020-bmw-4-series-convertible-f33","title":"SF Racing Track Coilovers for 2016-2020 BMW 4 Series Convertible (F33)","description":"\u003cp\u003eSF Racing's Track Coilovers for the 2016-2020 BMW 4 Series Convertible (F33) use firmer, track-focused valving for drivers who want sharper response and more control, while staying usable on the street. This version is listed for AWD models.\u003c\/p\u003e\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\u003cp\u003eUp front it is a true coilover; the rear keeps a divorced layout, with the spring and shock mounted separately like the factory setup. Damper bodies are 52mm front and 46mm rear. It comes with 7.2 kg\/mm (about 403 lb\/in) springs up front and 11 kg\/mm (about 616 lb\/in) at the rear. Damping is 1-way: a single knob with 32 settings changes rebound and compression together, which keeps tuning quick. The front top mounts are aluminum with rubber bushings, with aluminum camber plates with pillowball bushings available as an option.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMonotube damper design for better heat control and fewer leaks\u003c\/li\u003e\n\u003cli\u003e32-level damping adjustment, rebound and compression combined on one adjuster\u003c\/li\u003e\n\u003cli\u003eAnodized T6-6061 aluminum top mounts, spring perches and collars for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eZinc-plated shock bodies for rust protection\u003c\/li\u003e\n\u003cli\u003eCold-wound SAE9254 spring steel\u003c\/li\u003e\n\u003cli\u003eNOK seals and Italian IP damping oil (20W)\u003c\/li\u003e\n\u003cli\u003eBuilt-in dust boots and bump stops\u003c\/li\u003e\n\u003cli\u003eBolt-on install with no modifications, unless the notes below say otherwise\u003c\/li\u003e\n\u003cli\u003eAdjustable ride height, roughly 1 to 2.5 inches below factory per SF Racing, while keeping suspension travel\u003c\/li\u003e\n\u003cli\u003eIndependent lower mount adjustment keeps spring preload and damper travel where they should be when you change height\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho it suits\u003c\/h3\u003e\u003cp\u003eIdeal if body control and response matter more to you than the softest possible ride.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSF-BM17-05-TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2016-2020 BMW 4 Series Convertible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eF33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrivetrain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDamper model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTrack Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDamping\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-Way: Rebound and Compression\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDamper size (front \/ rear)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e52mm diameter \/ 46mm diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpring rate (front \/ rear)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 kg\/mm \/ 11 kg\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDesign (front \/ rear)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTrue Coilover \/ Divorced (Separate shock and spring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTop mounts (front)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard: Aluminum with Rubber Bushings \/ Optional: Aluminum Camber Plates with Pillowball Bushings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTop mounts (rear)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot Applicable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"SPRINGRATES®","offers":[{"title":"Front: 7.2K \/ Rear: 11K","offer_id":67656349712685,"sku":"SF-BM17-05-TR","price":1095.0,"currency_code":"USD","in_stock":true},{"title":"Front: 7.2K \/ Rear: 14K","offer_id":67656349745453,"sku":"SF-BM17-05-TR","price":1095.0,"currency_code":"USD","in_stock":true},{"title":"Front: 8K \/ Rear: 11K","offer_id":67656349778221,"sku":"SF-BM17-05-TR","price":1095.0,"currency_code":"USD","in_stock":true},{"title":"Front: 8K \/ Rear: 14K","offer_id":67656349810989,"sku":"SF-BM17-05-TR","price":1095.0,"currency_code":"USD","in_stock":true},{"title":"Front: 8.3K \/ Rear: 11K","offer_id":67656349843757,"sku":"SF-BM17-05-TR","price":1095.0,"currency_code":"USD","in_stock":true},{"title":"Front: 8.3K \/ Rear: 14K","offer_id":67656349876525,"sku":"SF-BM17-05-TR","price":1095.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/8295\/1469\/files\/sf-racing-track-coilovers-for-2016-2020-bmw-4-series-convertible-f33-1194290627.jpg?v=1792170188","url":"https:\/\/lowerhq.com\/products\/sf-racing-track-coilovers-for-2016-2020-bmw-4-series-convertible-f33","provider":"LowerHQ","version":"1.0","type":"link"}