{"product_id":"ate-424251-disc-brake-rotor","title":"ATE 424251 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of ATE Original Rotor 424251 for BMW Models\u003c\/h2\u003e\u003cp\u003eThe ATE Original Rotor 424251 is engineered for precise braking performance on select BMW vehicles. Designed as a vented disc brake rotor, it offers reliable stopping power and durability for models such as the BMW 430i, 440i, 330i xDrive, and others.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-carbon material for enhanced wear resistance\u003c\/li\u003e\n\u003cli\u003eVented full cast construction for improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eNon-directional, smooth disc finish to reduce noise and vibration\u003c\/li\u003e\n\u003cli\u003eRust resistant coating to extend rotor life\u003c\/li\u003e\n\u003cli\u003eCompatible with 5-bolt wheel patterns\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 24.00 mm with discard thickness at 22.40 mm\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 345.00 mm and inside diameter of 185.00 mm\u003c\/li\u003e\n\u003cli\u003eHeight of 66.20 mm, designed for specific BMW brake assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on ATE Original Rotor Product Line\u003c\/h2\u003e\u003cp\u003eThe ATE Original Rotor line focuses on delivering rotors that meet or exceed OEM specifications. This product line emphasizes material quality and precise manufacturing tolerances to ensure consistent braking performance. The 424251 rotor exemplifies these standards with its high-carbon composition and vented design, tailored for BMW vehicles requiring reliable heat management and structural integrity.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThe ATE Original Rotor 424251 is constructed from high-carbon material, which improves wear resistance and thermal stability during braking. Its vented, full cast design facilitates efficient heat dissipation, reducing the risk of brake fade under demanding conditions. The rotor features a non-directional, smooth surface finish that helps minimize noise and vibration. Additionally, a rust resistant coating protects the rotor from corrosion, extending its service life. This rotor is designed with a 5-bolt hole pattern and specific dimensions (345 mm outside diameter, 185 mm inside diameter, and 66.20 mm height) to ensure proper fitment on compatible BMW models.\u003c\/p\u003e\u003ch2\u003eCompatible BMW Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW 430i, 430i Gran Coupe, 430i xDrive, 430i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW 440i, 440i Gran Coupe, 440i xDrive, 440i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW 330i, 330i xDrive, 340i, 340i xDrive\u003c\/li\u003e\n\u003cli\u003eBMW 328i, 328i xDrive, 328i GT xDrive\u003c\/li\u003e\n\u003cli\u003eBMW 428i, 428i Gran Coupe, 428i xDrive, 428i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW 435i, 435i Gran Coupe, 435i xDrive, 435i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW 335i, 335i GT xDrive, 335i xDrive, ActiveHybrid 3, 328d xDrive\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by ATE Original Rotor 424251\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake rotor warping due to heat buildup\u003c\/li\u003e\n\u003cli\u003ePremature rotor wear and scoring\u003c\/li\u003e\n\u003cli\u003eCorrosion and rust on rotor surfaces\u003c\/li\u003e\n\u003cli\u003eBrake noise and vibration during stopping\u003c\/li\u003e\n\u003cli\u003eInconsistent braking performance on vented rotors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the ATE Original Rotor 424251, ensure the rotor surface is clean and free of contaminants before mounting. Verify the rotor thickness is above the discard thickness of 22.40 mm to maintain safety standards. Use proper torque specifications for the 5-bolt pattern to avoid rotor distortion. This rotor does not include bearings or an ABS tone ring, so confirm compatibility with your vehicle’s brake system components. It is recommended to replace brake pads simultaneously to optimize braking performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eATE Original Rotors are manufactured to meet stringent quality standards, ensuring consistent performance and durability. The high-carbon material and rust resistant coating contribute to extended rotor life. While specific warranty details for part number 424251 should be confirmed with the supplier, ATE products typically come with manufacturer-backed warranties covering defects in materials and workmanship.\u003c\/p\u003e","brand":"ATE","offers":[{"title":"Default Title","offer_id":43384353095861,"sku":"CNJW-424251","price":236.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/AE_424251_Fro_8dc40bcb-2db4-4d4c-a6ae-2dcfc62142bd.jpg?v=1774633400","url":"https:\/\/www.partcatalog.com\/products\/ate-424251-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}