{"product_id":"centric-121-33155-disc-brake-rotor-rear","title":"Centric 121.33155 Disc Brake Rotor - Rear","description":"\u003ch2\u003eReliable Disc Brake Rotor for Audi Models\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.33155 is engineered to provide consistent braking performance for various Audi vehicles. Designed specifically for models like the Audi A8 Quattro, Q7, and S7 Sportback, this vented rotor ensures effective heat dissipation and durability under demanding driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVented disc brake rotor with smooth surface for balanced braking\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 13.780 inches (350 mm) for precise fitment\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 1.102 inches (28 mm) with discard thickness at 1.024 inches (26 mm)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting design for improved rotor alignment\u003c\/li\u003e\n\u003cli\u003eFive stud\/lug holes with 0.602 inch (15.3 mm) diameter for secure installation\u003c\/li\u003e\n\u003cli\u003eOverall height of 1.429 inches (36.3 mm) and center hole diameter of 2.677 inches (68 mm)\u003c\/li\u003e\n\u003cli\u003eOEM vane count of 39 with straight vane style for optimal cooling\u003c\/li\u003e\n\u003cli\u003eHat ID measures 5.752 inches (146.1 mm) to match factory specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the C-TEK Standard Disc Brake Rotors Line\u003c\/h2\u003e\u003cp\u003eThe C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet or exceed OEM specifications for fit, form, and function. This product line focuses on providing reliable braking components with precise engineering, including vented rotors that enhance heat dissipation and maintain structural integrity. The 121.33155 rotor is part of this line, ensuring compatibility and performance for Audi vehicles requiring standard replacement rotors.\u003c\/p\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThis Centric rotor features a vented design with 39 straight vanes, which helps reduce heat buildup during braking, minimizing the risk of warping. The smooth surface finish supports consistent pad contact and braking efficiency. With a floating disc mounting and a mounting bolt hole circle diameter of 4.409 inches (112 mm), it fits securely on compatible Audi models. The rotor weighs approximately 21.6 lbs (9.8 kg), balancing durability and weight considerations.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Audi A8 Quattro and Q7\u003c\/li\u003e\n\u003cli\u003eRestores braking performance on Audi S6 and S7 Sportback models\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation caused by uneven rotor thickness\u003c\/li\u003e\n\u003cli\u003eImproves heat dissipation to prevent brake fade during extended use\u003c\/li\u003e\n\u003cli\u003eCompatible upgrade for Audi SQ7 and SQ8 requiring vented rotors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor surface is clean and free of debris before installation. Verify the rotor thickness is above the discard thickness of 1.024 inches (26 mm) to maintain safety standards. This rotor does not include bearings or an ABS tone ring, so confirm compatibility with your vehicle’s braking system. Proper torque specifications should be followed when securing the rotor to the hub using the five lug holes.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric manufactures the C-TEK Standard Disc Brake Rotors to meet strict quality control standards, ensuring reliable performance and durability. While specific warranty details for part number 121.33155 are not provided here, Centric typically offers coverage against defects in materials and workmanship. Always consult product documentation or manufacturer resources for warranty information.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":51732158677173,"sku":"BKNJ-121.33155","price":73.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12133155_Fro.jpg?v=1774640840","url":"https:\/\/www.partcatalog.com\/products\/centric-121-33155-disc-brake-rotor-rear","provider":"PartCatalog","version":"1.0","type":"link"}