{"product_id":"wilwood-140-14752-r","title":"Wilwood Rear GT-Slotted Rotor Package with Red Superlite 4R Calipers for BMW E46 M3 (2001–2006), Factory Parking Retained","description":"\u003cp\u003eThis Wilwood Superlite 4R kit is a rear disc upgrade retaining factory parking brakes for BMW M3 E46 2001–2006. Four-piston Superlite 4R calipers and 12.88-inch rotors use parking-brake hats designed around the existing BMW mechanism. Founded in 1977 by Bill Wood, Camarillo, California-based Wilwood Engineering manufactures disc brake systems and components. Its motorsport, street-performance and specialized range spans calipers, brake rotors, master cylinders, valves, fittings and brake lines, with compatibility assessed across the complete braking system.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 140-14752-R.\u003c\/li\u003e\n\u003cli\u003eRotor outside diameter: 12.88 in; 327.15 mm; thickness: 1.10 in; 27.94 mm. Construction is vented Spec-37 Iron, with gt slotted faces.\u003c\/li\u003e\n\u003cli\u003eCaliper specification: Superlite 4R; 4 stainless pistons per caliper, forged aluminum body and radial mounting. Finish: Red Powder Coat.\u003c\/li\u003e\n\u003cli\u003ePublished piston bores: 1.25, 1.25 inches. Supplied pad compound: BP-20.\u003c\/li\u003e\n\u003cli\u003eCaliper hydraulic inlet: 1\/8-27 NPT.\u003c\/li\u003e\n\u003cli\u003eWheel mounting pattern(s): 5 X 4.72 in; 5 X 119.89 mm; nominal hat stud-hole clearance diameter: 0.610 in; 15.49 mm.\u003c\/li\u003e\n\u003cli\u003eSeparate rotor hats: aluminum, finished in Black E-Coat.\u003c\/li\u003e\n\u003cli\u003eNo wheel hubs are supplied; use the documented existing hub arrangement.\u003c\/li\u003e\n\u003cli\u003eMinimum nominal wheel diameter: 17 in; 431.8 mm. The actual inner profile must pass the kit clearance drawing.\u003c\/li\u003e\n\u003cli\u003eMounting hardware is included; spindles, master cylinder and brake booster are not supplied.\u003c\/li\u003e\n\u003cli\u003eIncluded braided flexlines: kit 220-14759, with 20.00 in hose length. Confirm fitting compatibility and routing.\u003c\/li\u003e\n\u003cli\u003eQuantity: one brake kit for the stated axle\/application.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eMatch the listed 2001–2006 E46 M3 rear assembly. The original parking brake, OE master-cylinder output and ABS functions are retained for the documented installation. DS-1252 requires dust-shield trimming and bracket-bolt clearance notches; existing parking shoes\/cables remain in service. Models covered: M3. Use the complete application table at the bottom for the precise year, submodel, brake option and note attached to each row.\u003c\/p\u003e\u003cp\u003ePMB Performance brings 20+ years of parts and fitment experience to brake-system selection. Share the actual spindle or axle details, existing brake package and wheel measurements if you need help confirming this configuration.\u003c\/p\u003e\u003ch3\u003eManufacturer Warning\u003c\/h3\u003e\u003cp\u003eApplicable to the included brake pads only: Wilwood warns of exposure to arsenic, cadmium, hexavalent chromium compounds, lead, nickel, cobalt and antimony trioxide, chemicals known to California to cause cancer or reproductive harm. More information: www.P65Warnings.ca.gov.\u003c\/p\u003e\u003cdiv class=\"fitment-table-wrap\" style=\"overflow-x:auto\"\u003e\u003ctable class=\"specs\"\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\u003cth\u003eModel option\u003c\/th\u003e\n\u003cth\u003eFront brakes\u003c\/th\u003e\n\u003cth\u003eRear brakes\u003c\/th\u003e\n\u003cth\u003eKit application\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2006\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003eDisc\u003c\/td\u003e\n\u003ctd\u003eDisc\u003c\/td\u003e\n\u003ctd\u003eRear Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2006\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003eDisc\u003c\/td\u003e\n\u003ctd\u003eDisc\u003c\/td\u003e\n\u003ctd\u003eRear Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67757015990450,"sku":"140-14752-R","price":2276.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/140-14752-R_kit-xl.jpg?v=1792443089","url":"https:\/\/pmbperformance.com\/products\/wilwood-140-14752-r","provider":"PMB Performance","version":"1.0","type":"link"}