{"product_id":"stoptech-128-34080r-disc-brake-rotor","title":"Stoptech 128.34080R Disc Brake Rotor - Rear Right","description":"\u003ch2\u003eOverview of StopTech Sport Cross-Drilled Disc Brake Rotors\u003c\/h2\u003e\u003cp\u003eThe StopTech Sport Cross-Drilled Disc Brake Rotor 128.34080R is engineered for BMW models including the 330i, 330xi, 335d, 335i, 335is, 335i xDrive, 335xi, and X1. 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 type for enhanced cooling and reduced brake fade\u003c\/li\u003e\n\u003cli\u003eVented rotor design with straight vane style for efficient heat management\u003c\/li\u003e\n\u003cli\u003eCoated hat finish to resist corrosion and extend rotor life\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 21.9 mm and discard thickness of 20.4 mm for precise wear limits\u003c\/li\u003e\n\u003cli\u003eOverall diameter of 336 mm (13.228 inches) compatible with specified BMW models\u003c\/li\u003e\n\u003cli\u003eFive stud\/lug holes with 14.8 mm diameter and 120 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting design with one miscellaneous hole for secure fitment\u003c\/li\u003e\n\u003cli\u003eWeight approximately 8.27 kg (18.2 lbs) for balanced performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe StopTech Sport Cross-Drilled Disc Brake Rotors are designed to meet the demands of BMW drivers seeking reliable braking performance under various driving conditions. The cross-drilled surface improves ventilation and helps dissipate heat generated during braking, reducing the risk of brake fade. The vented rotor with straight vanes further enhances airflow, maintaining optimal operating temperatures. The coated hat finish protects against rust and corrosion, ensuring durability over time. With a nominal thickness of 21.9 mm and discard thickness of 20.4 mm, these rotors provide clear wear limits for safe replacement intervals. The rotor’s 336 mm outside diameter and 75 mm center hole diameter ensure proper fitment on compatible BMW 3 Series and X1 models. The floating disc mounting system and five lug holes with a 120 mm bolt circle diameter provide secure installation and alignment.\u003c\/p\u003e\u003ch2\u003eStopTech Sport Cross-Drilled Disc Brake Rotors Product Line\u003c\/h2\u003e\u003cp\u003eThe StopTech Sport Cross-Drilled Disc Brake Rotors line focuses on performance-oriented rotors that combine advanced surface treatments and vented designs. This product line is engineered to improve braking efficiency and thermal management for sporty driving applications. The cross-drilled pattern and vented construction work together to maintain consistent brake feel and reduce heat-related wear, making it suitable for BMW models that require reliable stopping power under both daily driving and spirited conditions.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduces brake fade during aggressive or extended braking\u003c\/li\u003e\n\u003cli\u003eImproves heat dissipation to prevent rotor warping\u003c\/li\u003e\n\u003cli\u003eMinimizes corrosion with coated hat finish for longer service life\u003c\/li\u003e\n\u003cli\u003eMaintains consistent brake pedal feel under varied driving conditions\u003c\/li\u003e\n\u003cli\u003eProvides precise fitment for BMW 330i, 335i, and X1 models to avoid installation issues\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure rotor thickness is above discard thickness (20.4 mm) before installation\u003c\/li\u003e\n\u003cli\u003eClean rotor surface to remove any protective coatings before brake pad installation\u003c\/li\u003e\n\u003cli\u003eVerify compatibility with vehicle model and brake system specifications\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications to avoid rotor damage\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and calipers during rotor replacement for optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStopTech Sport Cross-Drilled Disc Brake Rotors are manufactured to meet strict quality standards for durability and performance. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. It is recommended to consult the product documentation or manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Stoptech","offers":[{"title":"Default Title","offer_id":44573328670901,"sku":"FLMN-128.34080R","price":201.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12834080R_Fro.jpg?v=1774639410","url":"https:\/\/www.partcatalog.com\/products\/stoptech-128-34080r-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}