{"product_id":"bosch-53011489-disc-brake-rotor-front-left","title":"Bosch 53011489 Disc Brake Rotor - Front Left","description":"\u003ch2\u003eBosch QuietCast Rotor for Front Left Brake Service\u003c\/h2\u003e\u003cp\u003eThe Bosch QuietCast Disc Brake Rotor, part number 53011489, is a front left replacement rotor built for select BMW and Toyota applications. It uses an iron alloy construction with a smooth brake surface and Geomet disc finish to support consistent braking performance and corrosion resistance.\u003c\/p\u003e\u003cp\u003eFor drivers servicing a BMW 330i, BMW X5, or Toyota GR Supra, this Bosch QuietCast rotor provides the correct fitment profile for front left brake replacement on listed vehicles. The coated hat and rust-resistant coating help protect exposed surfaces in everyday driving conditions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: Bosch QuietCast Disc Brake Rotor\u003c\/li\u003e\n\u003cli\u003ePart number: 53011489\u003c\/li\u003e\n\u003cli\u003eIron alloy construction with vented design\u003c\/li\u003e\n\u003cli\u003eSmooth brake surface finish for even pad contact\u003c\/li\u003e\n\u003cli\u003eGeomet disc finish with rust-resistant coating\u003c\/li\u003e\n\u003cli\u003eCoated hat finish for added surface protection\u003c\/li\u003e\n\u003cli\u003eDirectional brake surface design\u003c\/li\u003e\n\u003cli\u003eRotor without hub assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eBosch QuietCast is Bosch’s brake rotor line focused on OE-style replacement fit and finish. This rotor measures 348 mm outside diameter, 36 mm nominal thickness, 34.4 mm discard thickness, and 67 mm center bore diameter, with a 5-bolt mounting pattern and 112 mm bolt circle diameter. The vented construction supports heat management during repeated braking, while the smooth surface and directional brake face help maintain consistent pad contact. This part number 53011489 is listed for front left applications on a wide range of BMW models, including 330i, 530i, X3, X5, and 740i, as well as the Toyota GR Supra.\u003c\/p\u003e\u003cp\u003eThis part cross-references OE-style numbers such as 43516WAA01 and 34106880075 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pulsation from a worn or uneven rotor surface\u003c\/li\u003e\n\u003cli\u003eReduced braking consistency caused by rotor wear\u003c\/li\u003e\n\u003cli\u003eSurface corrosion on exposed brake components\u003c\/li\u003e\n\u003cli\u003eNoise or vibration related to rotor condition\u003c\/li\u003e\n\u003cli\u003eBrake service needs on front left applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rotor dimensions, bolt pattern, center bore, and front left position before installation. Clean the hub mounting surface thoroughly to help prevent runout-related issues. Inspect brake pads, caliper hardware, and wheel bearings during service, and confirm the rotor surface is free of contamination before bedding in new pads.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eBosch QuietCast rotors are built with coated surfaces and corrosion-resistant finishing to support long-term service life in normal road use. Confirm vehicle-specific fitment against the listed applications for BMW 430i Gran Coupe, BMW i4, BMW M440i xDrive Gran Coupe, BMW 530i xDrive, BMW X7, and Toyota GR Supra before ordering.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":51732156154037,"sku":"BBHK-53011489","price":114.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_53011489_Fro.jpg?v=1774640818","url":"https:\/\/www.partcatalog.com\/products\/bosch-53011489-disc-brake-rotor-front-left","provider":"PartCatalog","version":"1.0","type":"link"}