{"product_id":"centric-121-66063-disc-brake-rotor","title":"Centric 121.66063 Disc Brake Rotor - Front","description":"\u003ch2\u003eReliable Disc Brake Rotor for Buick, Chevrolet, GMC, and Isuzu Vehicles\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.66063 is engineered to provide consistent braking performance for select Buick, Chevrolet, GMC, and Isuzu models. Designed with precision, this vented rotor ensures effective heat dissipation and durability for vehicles like the Trailblazer, Envoy, and Ascender.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart Number: 121.66063\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor with straight vane design\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 11.890 inches (302.0 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 1.146 inches (29.1 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 1.083 inches (27.5 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height: 2.154 inches (54.7 mm)\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 3.118 inches (79.2 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter: 5.0 inches (127.0 mm)\u003c\/li\u003e\n\u003cli\u003e6 stud\/lug holes, each 0.520 inches (13.2 mm) in diameter\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting with 2 miscellaneous holes\u003c\/li\u003e\n\u003cli\u003eWeight: approximately 19.9 lbs (9.05 kgs)\u003c\/li\u003e\n\u003cli\u003eSmooth surface type without ABS tone ring\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 reliable replacement rotors designed to meet or exceed OEM specifications. This product line focuses on providing solid and vented rotors with precise fitment and consistent performance. The 121.66063 rotor is a vented type with a straight vane design, optimized for heat dissipation and durability in daily driving conditions for compatible Buick, Chevrolet, GMC, and Isuzu vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a vented design with straight vanes to improve airflow and reduce brake fade during extended use. The rotor’s nominal thickness of 1.146 inches (29.1 mm) and discard thickness of 1.083 inches (27.5 mm) ensure a clear service life indicator for safe replacement timing. The overall height of 2.154 inches (54.7 mm) and outside diameter of 11.890 inches (302.0 mm) provide proper fitment for models such as the Chevrolet Trailblazer and GMC Envoy. The rotor mounts using a floating disc mounting system with six lug holes and a 5.0-inch bolt circle diameter, matching factory specifications for secure installation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors causing brake pulsation\u003c\/li\u003e\n\u003cli\u003eAddressing rotor thickness below manufacturer discard limits\u003c\/li\u003e\n\u003cli\u003eImproving heat dissipation to reduce brake fade on SUVs like the Buick Rainier\u003c\/li\u003e\n\u003cli\u003eRestoring smooth braking performance on Chevrolet SSR and GMC Envoy\u003c\/li\u003e\n\u003cli\u003eEnsuring proper rotor fitment for Isuzu Ascender brake 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 to ensure it meets minimum discard thickness\u003c\/li\u003e\n\u003cli\u003eClean rotor surface to remove any protective coatings or debris prior to mounting\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications on lug nuts to avoid rotor warping\u003c\/li\u003e\n\u003cli\u003eCheck compatibility with vehicle ABS systems; this rotor does not include an ABS tone ring\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and hardware during rotor replacement for optimal braking performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric’s C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. While specific warranty details for part number 121.66063 should be confirmed with the distributor or installer, Centric generally offers coverage against defects in materials and workmanship. This rotor is designed to provide reliable braking performance for compatible Buick, Chevrolet, GMC, and Isuzu models.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44571117977781,"sku":"BKNJ-121.66063","price":60.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12166063_Fro_dc6c100e-7ebd-4bc8-9240-0e1b87692f61.jpg?v=1774638788","url":"https:\/\/www.partcatalog.com\/products\/centric-121-66063-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}