{"product_id":"centric-121-66066-disc-brake-rotor","title":"Centric 121.66066 Disc Brake Rotor - Rear","description":"\u003ch2\u003eReliable Disc Brake Rotor for Buick, Chevrolet, Pontiac, and Saturn\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.66066 offers dependable braking performance for select Buick, Chevrolet, Pontiac, and Saturn models. Designed to meet OEM specifications, this solid rotor ensures consistent stopping power and durability for vehicles like the Montana, Relay, Terraza, and Uplander.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart Number: 121.66066\u003c\/li\u003e\n\u003cli\u003eCompatible with Buick Montana, Chevrolet Uplander, Pontiac Montana SV6, Saturn Relay, and Terraza\u003c\/li\u003e\n\u003cli\u003eSolid disc brake rotor with smooth surface finish\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 11.807 inches (299.9 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 0.472 inches (12.0 mm); discard thickness: 0.413 inches (10.5 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height: 1.264 inches (32.1 mm)\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 2.780 inches (70.6 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter: 4.5 inches (114.3 mm) with 6 lug holes\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting design\u003c\/li\u003e\n\u003cli\u003eWeight approximately 13.15 lbs (5.98 kgs)\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 is engineered to provide reliable, OEM-quality replacement rotors for a variety of vehicles. These rotors feature a solid design with a smooth surface type, optimized for consistent brake pad contact and wear. The 121.66066 rotor maintains strict adherence to factory dimensions and specifications, ensuring proper fitment and performance for compatible Buick, Chevrolet, Pontiac, and Saturn models.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor is a solid type rotor with a smooth surface, designed for vehicles requiring a floating disc mounting system. The rotor measures 11.807 inches in outside diameter and has a nominal thickness of 0.472 inches, with a discard thickness of 0.413 inches to indicate when replacement is necessary. The overall height is 1.264 inches, and it features a center hole diameter of 2.780 inches. The mounting bolt hole circle diameter is 4.5 inches, accommodating 6 lug holes each measuring 0.563 inches in diameter. This rotor does not include an ABS tone ring or bearings, so those components must be sourced separately if needed.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors causing brake pulsation\u003c\/li\u003e\n\u003cli\u003eRestores proper braking performance on Buick Montana and Chevrolet Uplander\u003c\/li\u003e\n\u003cli\u003eEliminates noise and vibration from uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eAddresses rotor thickness below manufacturer discard limits\u003c\/li\u003e\n\u003cli\u003eImproves brake pad contact and reduces uneven wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure rotor thickness is measured before installation to confirm discard limits\u003c\/li\u003e\n\u003cli\u003eClean rotor surface and hub mounting area to prevent runout\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications for lug nuts to avoid rotor warping\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\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 dimensional accuracy and material integrity. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Refer to Centric's official documentation for complete warranty information.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44571118338229,"sku":"BKNJ-121.66066","price":46.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12166066_Fro_6240d42c-ba7f-4a85-96e2-271d05aaf33a.jpg?v=1774638789","url":"https:\/\/www.partcatalog.com\/products\/centric-121-66066-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}