{"product_id":"dfc-08-11-bmw-1-series-m-rear-left-drilled-hi-carbon-alloy-geomet-coated-rotor","title":"DFC 2008-2013 BMW M3 Rear Left Drilled Hi-Carbon Alloy GEOMET Coated Rotor","description":"\u003cp\u003eThis DFC hi-carbon alloy geomet drilled brake rotor is matched to BMW M3 under manufacturer part number 920-31091D. It is built around the application-specific dimensions, position, and brake-system requirements documented below so the replacement can be checked before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOE-style vane and mounting geometry\u003c\/li\u003e\n\u003cli\u003ePrecision-machined friction surfaces\u003c\/li\u003e\n\u003cli\u003eDesigned for correct pad bedding and heat management\u003c\/li\u003e\n\u003cli\u003eDirectional drilled friction surface\u003c\/li\u003e\n\u003cli\u003eGEOMET corrosion-resistant coating\u003c\/li\u003e\n\u003cli\u003ePrecision mill-balanced high-carbon casting\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e2008-2013\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eDynamic Friction Company\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e920-31091D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eBrake Rotors - Drilled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003ctd\u003eRear Left\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSurface Type\u003c\/th\u003e\n\u003ctd\u003eDrilled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSolid Or Vented Type Rotor\u003c\/th\u003e\n\u003ctd\u003eVented\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisc Finish\u003c\/th\u003e\n\u003ctd\u003eGEOMET\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOne DFC brake component or matched service set in the exact quantity and configuration identified by manufacturer part number 920-31091D. Additional components are included only when expressly listed for this MPN.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout Dynamic Friction Company\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDynamic Friction Company develops OE-style and performance brake components for vehicle-specific service. Correct selection depends on the exact part number, application, dimensions, and brake-system position.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated DFC Brake Parts\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/dfc-08-11-bmw-1-series-m-rear-right-drilled-hi-carbon-alloy-geomet-coated-rotor\"\u003eDFC 08-11 BMW 1 Series M Rear Right Drilled Hi-Carbon Alloy Geomet Coated Rotor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/dfc-08-13-bmw-1-series-m-left-front-drilled-geospec-coated-rotor\"\u003eDFC 08-13 BMW 1 Series M Left Front Drilled GeoSPEC Coated Rotor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/dfc-08-13-bmw-m3-left-front-drilled-brake-rotor\"\u003eDFC 08-13 BMW M3 Left Front Drilled Brake Rotor\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBrowse the \u003ca href=\"\/collections\/dfc\"\u003eDFC collection\u003c\/a\u003e for additional brake-service components.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow do I confirm this DFC part fits my vehicle?\u003c\/strong\u003e\u003cbr\u003eMatch the exact manufacturer part number and every year, make, model, axle-position, brake-system, and dimensional requirement shown on this page. VIN-level confirmation is recommended when production splits exist.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShould related brake components be inspected during installation?\u003c\/strong\u003e\u003cbr\u003eYes. Inspect the mating pads or shoes, rotors or drums, calipers, hoses, lines, hardware, fluid condition, and wheel bearings as applicable before returning the vehicle to service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this brake component require a break-in or final safety check?\u003c\/strong\u003e\u003cbr\u003eComplete every bleeding, adjustment, torque, leak-check, pedal-restoration, and bedding step required for this exact component and vehicle before normal driving.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions\u003c\/strong\u003e\u003c\/p\u003e\u003col\u003e\n\u003cli\u003eConfirm the exact vehicle, axle position, and rotor side before disassembly\u003c\/li\u003e\n\u003cli\u003eCompare the new rotor with the removed part and clean the hub face\u003c\/li\u003e\n\u003cli\u003eMeasure hub and rotor runout, then install with serviceable pads and hardware\u003c\/li\u003e\n\u003cli\u003eTorque all fasteners to the vehicle service-manual values\u003c\/li\u003e\n\u003cli\u003eBed the pads and rotors using the friction manufacturer's procedure\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"DFC","offers":[{"title":"Default Title","offer_id":46600530034767,"sku":"DFC920-31091D","price":120.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/dfc-dfc920-31091d-brake-rotors-drilled-image-01.jpg?v=1788550770","url":"https:\/\/www.blackopsautoworks.com\/products\/dfc-08-11-bmw-1-series-m-rear-left-drilled-hi-carbon-alloy-geomet-coated-rotor","provider":"Black Ops Auto Works","version":"1.0","type":"link"}