{"product_id":"stoptech-128-34133l-disc-brake-rotor-rear-left","title":"Stoptech 128.34133L Disc Brake Rotor - Rear Left","description":"\u003ch2\u003eStopTech Sport Cross-Drilled Disc Brake Rotors Overview\u003c\/h2\u003e\u003cp\u003eThe StopTech Sport Cross-Drilled Disc Brake Rotor (Part Number 128.34133L) is engineered for BMW models including the 535i, 550i, 640i, 650i, and 740i series. Designed to enhance braking performance, this vented rotor features a cross-drilled surface for improved heat dissipation and consistent stopping power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCross-drilled surface for enhanced cooling and reduced brake fade\u003c\/li\u003e\n\u003cli\u003eVented rotor design to improve heat dissipation\u003c\/li\u003e\n\u003cli\u003eCoated hat finish to resist corrosion\u003c\/li\u003e\n\u003cli\u003eCompatible with BMW 535i, 535i GT, 550i, 640i Gran Coupe, 650i xDrive, 740Li, and ActiveHybrid 7 models\u003c\/li\u003e\n\u003cli\u003eDisc mounting type: Floating \/ Dih\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 345 mm (13.583 inches)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 23.8 mm (0.937 inches)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 22.4 mm (0.882 inches)\u003c\/li\u003e\n\u003cli\u003e5 lug holes with 120 mm bolt circle diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eStopTech Sport Cross-Drilled Disc Brake Rotors Product Line\u003c\/h2\u003e\u003cp\u003eThe StopTech Sport Cross-Drilled Disc Brake Rotors line is designed to provide improved braking performance through enhanced rotor cooling and durability. The cross-drilled surface pattern helps dissipate heat and gases generated during braking, reducing the risk of brake fade under demanding conditions. This product line is ideal for drivers seeking reliable stopping power and rotor longevity on BMW vehicles such as the 535i GT xDrive and 650i Gran Coupe.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a vented design that promotes airflow between the rotor faces, helping to maintain optimal operating temperatures. The coated hat finish offers corrosion resistance, extending the rotor's service life. With an overall height of 69.1 mm (2.72 inches) and a center hole diameter of 75 mm (2.953 inches), it fits precisely on compatible BMW models. The rotor includes five stud\/lug holes with a diameter of 16.6 mm (0.654 inches) arranged on a 120 mm (4.724 inches) bolt circle diameter. Weighing approximately 8.77 kg (19.3 lbs), this rotor balances durability and performance.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduces brake fade during high-performance or spirited driving\u003c\/li\u003e\n\u003cli\u003eImproves heat dissipation to prevent rotor warping\u003c\/li\u003e\n\u003cli\u003eEnhances braking consistency in BMW 535i, 550i, 640i, 650i, and 740i models\u003c\/li\u003e\n\u003cli\u003eResists corrosion with coated hat finish for longer rotor life\u003c\/li\u003e\n\u003cli\u003eProvides reliable stopping power for vehicles equipped with floating\/dih disc mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure compatibility with your specific BMW model and verify the part number 128.34133L before installation. This rotor does not include bearings or ABS tone rings, so reuse existing components if applicable. Proper torque specifications should be followed when mounting the rotor to avoid warping. It is recommended to inspect brake pads and related hardware during installation for optimal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStopTech Sport Cross-Drilled Disc Brake Rotors are manufactured to meet OEM standards for fit and function. The coated finish and vented design contribute to durability and consistent braking performance. Warranty details should be confirmed with the original manufacturer or authorized distributor.\u003c\/p\u003e","brand":"Stoptech","offers":[{"title":"Default Title","offer_id":51724738822325,"sku":"FLMN-128.34133L","price":267.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12834133L_Fro.jpg?v=1774639414","url":"https:\/\/www.partcatalog.com\/products\/stoptech-128-34133l-disc-brake-rotor-rear-left","provider":"PartCatalog","version":"1.0","type":"link"}