{"product_id":"centric-121-66037-disc-brake-rotor","title":"Centric 121.66037 Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.66037\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.66037 is engineered for reliable braking performance on Chevrolet and GMC P30 and P3500 models. Designed to meet OEM specifications, this vented rotor includes an ABS tone ring for enhanced compatibility with factory ABS systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet P30 and GMC P3500 vehicles\u003c\/li\u003e\n\u003cli\u003ePart number 121.66037 for precise identification\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor design for improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eIncludes ABS tone ring for seamless ABS integration\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 1.528 inches (38.8 mm) with discard thickness at 1.465 inches (37.2 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter measures 12.492 inches (317.3 mm)\u003c\/li\u003e\n\u003cli\u003eStud thread diameter of 0.563 inches and 8 lug holes\u003c\/li\u003e\n\u003cli\u003eSmooth surface type for consistent braking contact\u003c\/li\u003e\n\u003cli\u003eOverall height of 7.713 inches (195.9 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: C-TEK Standard Disc Brake Rotors\u003c\/h2\u003e\u003cp\u003eThe C-TEK Standard Disc Brake Rotors line by Centric offers rotors manufactured to meet or exceed OEM standards, providing dependable braking performance for commercial and heavy-duty vehicles. This product line focuses on delivering rotors with precise fitment and consistent quality, making it suitable for Chevrolet and GMC trucks such as the P30 and P3500. The inclusion of features like vented design and ABS tone rings ensures compatibility with factory braking systems and helps maintain vehicle safety and control.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a vented design with straight vanes to optimize airflow and heat dissipation during braking. The rotor's nominal thickness is 1.528 inches (38.8 mm), with a discard thickness of 1.465 inches (37.2 mm), indicating the minimum thickness before replacement is necessary. The rotor has an outside diameter of 12.492 inches (317.3 mm) and an overall height of 7.713 inches (195.9 mm). It includes an ABS tone ring to maintain proper ABS sensor function. The rotor mounts to the hub and rotor assembly with 8 lug holes, each with a stud thread diameter of 0.563 inches and a bolt thread pitch of 18 mm. The smooth surface type ensures consistent pad contact and braking performance.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Chevrolet P30 and GMC P3500\u003c\/li\u003e\n\u003cli\u003eRestores braking efficiency and reduces brake noise\u003c\/li\u003e\n\u003cli\u003eAddresses ABS sensor issues by including an integrated tone ring\u003c\/li\u003e\n\u003cli\u003eImproves heat dissipation to prevent brake fade during heavy use\u003c\/li\u003e\n\u003cli\u003eEnsures proper rotor thickness for safe braking performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with Chevrolet P30 or GMC P3500 before installation\u003c\/li\u003e\n\u003cli\u003eCheck rotor thickness and discard limits to ensure replacement necessity\u003c\/li\u003e\n\u003cli\u003eClean mounting surfaces to prevent rotor runout and vibration\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications for secure fitment\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and hardware during rotor replacement for optimal 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 OEM standards, ensuring consistent quality and fitment. The rotors undergo rigorous testing for durability and performance. While specific warranty details for part number 121.66037 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":44571114340533,"sku":"BKNJ-121.66037","price":140.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12166037_Fro.jpg?v=1774638780","url":"https:\/\/www.partcatalog.com\/products\/centric-121-66037-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}