{"product_id":"centric-121-33125-disc-brake-rotor","title":"Centric 121.33125 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.33125\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.33125 is engineered for reliable braking performance on Audi S4 and S5 models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and stable stopping power under various driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Audi S4 and S5 vehicles\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor design for improved cooling\u003c\/li\u003e\n\u003cli\u003eOverall diameter of 330 mm (12.992 inches)\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 22.0 mm (0.866 inches) with discard thickness at 20.0 mm (0.787 inches)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting with straight vane style for efficient airflow\u003c\/li\u003e\n\u003cli\u003e5 lug holes with a bolt circle diameter of 112 mm (4.409 inches)\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 68 mm (2.677 inches)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 7.77 kg (17.1 lbs)\u003c\/li\u003e\n\u003cli\u003eABS tone ring not included\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 focuses on delivering dependable, OEM-quality replacement rotors. This product line emphasizes precise fitment and consistent performance, making it suitable for routine maintenance and brake system repairs on vehicles like the Audi S4 and S5. The rotors feature vented construction and smooth surfaces to maintain braking efficiency and reduce heat buildup during operation.\u003c\/p\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis Centric rotor features a vented design with straight vanes that promote effective heat dissipation, helping to prevent brake fade during extended use. The rotor’s nominal thickness is 22.0 mm, with a discard thickness of 20.0 mm, ensuring clear service limits for safe operation. The overall height measures 36.1 mm (1.421 inches), and the rotor mounts using a floating disc mounting system. The 5 lug holes are spaced on a 112 mm bolt circle diameter, with each lug hole measuring 15.2 mm in diameter. The center hole diameter is 68 mm, matching factory specifications for proper hub fitment. This rotor does not include bearings or an ABS tone ring.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Audi S4 and S5\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation and vibration issues\u003c\/li\u003e\n\u003cli\u003eRestores proper braking performance and pedal feel\u003c\/li\u003e\n\u003cli\u003eHelps reduce brake fade caused by overheating\u003c\/li\u003e\n\u003cli\u003eSuitable for routine brake system maintenance and repairs\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 before installation\u003c\/li\u003e\n\u003cli\u003eClean rotor surface to remove any protective coating before mounting\u003c\/li\u003e\n\u003cli\u003eCheck compatibility with vehicle ABS system as this rotor does not include an ABS tone ring\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications for safe installation\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and replace if worn to ensure optimal braking performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric provides quality-tested rotors manufactured to meet or exceed OEM standards. The C-TEK Standard Disc Brake Rotors line undergoes rigorous inspection to ensure dimensional accuracy and material integrity. While specific warranty details for part number 121.33125 should be confirmed with the supplier, Centric typically offers limited warranties covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44566122758325,"sku":"BKNJ-121.33125","price":63.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12133125_Fro.jpg?v=1774638355","url":"https:\/\/www.partcatalog.com\/products\/centric-121-33125-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}