{"product_id":"centric-121-33137-disc-brake-rotor","title":"Centric 121.33137 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.33137\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.33137 is engineered for reliable braking performance on select Audi and Porsche models. Designed as a vented, floating disc rotor, it offers consistent heat dissipation and durability for vehicles such as the Audi A4, A5, A6, A7, Q5, and Porsche Macan.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVented disc brake rotor with pillar vane design for improved cooling\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 0.858 inches (21.8 mm) and discard thickness of 0.787 inches (20 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height of 1.425 inches (36.2 mm) ensuring proper fitment\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 12.992 inches (330 mm) compatible with specified models\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting with 5 lug holes, 0.602 inch (15.3 mm) diameter each\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 2.677 inches (68 mm) and mounting bolt hole circle diameter of 4.409 inches (112 mm)\u003c\/li\u003e\n\u003cli\u003eSolid smooth surface type without ABS tone ring included\u003c\/li\u003e\n\u003cli\u003eWeight approximately 17.25 lbs (7.84 kgs) for balanced performance\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 a balance of quality and value for everyday driving conditions. These rotors are designed to meet or exceed OEM specifications, providing consistent braking performance and durability. The 121.33137 rotor is part of this line, featuring vented construction and a floating disc mount to help reduce heat buildup and maintain braking efficiency on Audi and Porsche vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor 121.33137 is a vented rotor with a pillar vane style that enhances airflow and cooling during braking. The rotor’s nominal thickness of 0.858 inches (21.8 mm) ensures structural integrity, while the discard thickness of 0.787 inches (20 mm) indicates the minimum safe thickness before replacement is necessary. The smooth surface type is designed for consistent pad contact and braking performance. With a 5-lug hole pattern and precise center hole diameter, this rotor fits securely on compatible Audi and Porsche models including the A4, A5, A6, A7, Q5, and Macan. The floating disc mounting system helps accommodate thermal expansion and reduces stress on the rotor, contributing to longer service life.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors causing brake pulsation\u003c\/li\u003e\n\u003cli\u003eUpgrading from damaged or scored rotors to restore smooth braking\u003c\/li\u003e\n\u003cli\u003eAddressing overheating issues with vented rotor design for better heat dissipation\u003c\/li\u003e\n\u003cli\u003eEnsuring proper fitment on Audi A4, A5, A6, A7, Q5, and Porsche Macan models\u003c\/li\u003e\n\u003cli\u003eMaintaining braking performance on vehicles with floating disc mounting systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify rotor thickness before installation; replace if below discard thickness of 0.787 inches\u003c\/li\u003e\n\u003cli\u003eEnsure proper cleaning of rotor surface to remove any protective coatings or debris\u003c\/li\u003e\n\u003cli\u003eCheck compatibility with vehicle’s lug pattern (5 lug holes, 0.602 inch diameter)\u003c\/li\u003e\n\u003cli\u003eTorque mounting bolts to manufacturer specifications to avoid rotor warping\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and replace if worn to ensure optimal rotor performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. Each rotor undergoes rigorous quality control to ensure durability and consistent braking performance. While specific warranty details for part number 121.33137 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":44566127575221,"sku":"BKNJ-121.33137","price":55.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12133137_Fro.jpg?v=1774638357","url":"https:\/\/www.partcatalog.com\/products\/centric-121-33137-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}