{"product_id":"centric-121-66065-disc-brake-rotor","title":"Centric 121.66065 Disc Brake Rotor - Rear","description":"\u003ch2\u003eReliable Disc Brake Rotor for GM Trucks and SUVs\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.66065 is engineered to provide consistent braking performance for select Cadillac, Chevrolet, and GMC vehicles. Designed specifically for models like the Chevrolet Silverado 1500 and GMC Sierra 1500, this vented rotor ensures effective heat dissipation and durability under demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVented disc brake rotor with smooth surface finish\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 13.583 inches (345.0 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 0.787 inches (20.0 mm); discard thickness: 0.728 inches (18.5 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height: 3.362 inches (85.4 mm)\u003c\/li\u003e\n\u003cli\u003e6 lug holes with 0.650 inch (16.5 mm) diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 3.091 inches (78.5 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter: 5.5 inches (139.7 mm)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 21.5 lbs (9.77 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 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 121.66065 rotor is a vented type with straight vanes, engineered to maintain optimal braking efficiency and heat management for heavy-duty applications in trucks and SUVs.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis Centric rotor features a vented design with straight vanes to improve airflow and reduce brake fade during extended use. The smooth surface finish ensures even pad contact and reduces noise. With a nominal thickness of 0.787 inches and a discard thickness of 0.728 inches, this rotor maintains structural integrity throughout its service life. The rotor’s overall height of 3.362 inches and precise mounting dimensions ensure compatibility with specific GM models including Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon XL.\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\u003eRestores braking performance on Chevrolet Silverado 1500 and GMC Sierra 1500\u003c\/li\u003e\n\u003cli\u003eAddresses excessive brake noise due to uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eImproves heat dissipation to reduce brake fade in heavy-duty use\u003c\/li\u003e\n\u003cli\u003eCompatible with vehicles lacking ABS tone ring requirements\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\u003eVerify bolt hole alignment and lug hole count (6 lug holes) for proper fit\u003c\/li\u003e\n\u003cli\u003eCheck caliper and pad condition to complement rotor replacement\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications to avoid rotor warping\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 strict quality standards and OEM fitment requirements. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Using part number 121.66065 ensures compatibility with select Cadillac, Chevrolet, and GMC trucks and SUVs, providing a dependable braking solution.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44571118207157,"sku":"BKNJ-121.66065","price":73.23,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12166065_Fro_fe654bdc-01be-4e92-a1d2-73d755e41124.jpg?v=1774638789","url":"https:\/\/www.partcatalog.com\/products\/centric-121-66065-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}