{"product_id":"centric-121-45089-disc-brake-rotor","title":"Centric 121.45089 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.45089\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.45089 is engineered for reliable braking performance on Mazda CX-3 vehicles. Designed as a solid, smooth-surface rotor, it meets precise specifications to ensure consistent stopping power and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mazda CX-3 models\u003c\/li\u003e\n\u003cli\u003ePart number: 121.45089\u003c\/li\u003e\n\u003cli\u003eSolid disc brake rotor with smooth surface\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 11.063 inches (281 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 0.374 inches (9.5 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 0.295 inches (7.5 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height: 1.409 inches (35.8 mm)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting design\u003c\/li\u003e\n\u003cli\u003e5 lug holes with 0.524 inch (13.3 mm) diameter\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter: 4.5 inches (114.3 mm)\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 2.677 inches (68 mm)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 9.15 lbs (4.16 kg)\u003c\/li\u003e\n\u003cli\u003eABS tone ring not included\u003c\/li\u003e\n\u003cli\u003eBearings not included\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 designed to meet or exceed OEM specifications for standard braking applications. This product line focuses on providing solid rotors with smooth surfaces, suitable for everyday driving conditions. The 121.45089 rotor fits within this line, delivering consistent performance and durability for Mazda CX-3 vehicles without additional features like venting or ABS tone rings.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a solid construction with a smooth surface type, optimized for standard braking systems. The rotor measures 11.063 inches (281 mm) in outside diameter and has a nominal thickness of 0.374 inches (9.5 mm), with a discard thickness of 0.295 inches (7.5 mm), indicating when replacement is necessary. The overall height is 1.409 inches (35.8 mm), and it uses a floating disc mounting design to accommodate thermal expansion and reduce stress. The rotor includes five lug holes sized at 0.524 inches (13.3 mm) diameter, arranged on a 4.5-inch (114.3 mm) bolt circle diameter, and a center hole diameter of 2.677 inches (68 mm). This rotor does not include an ABS tone ring or bearings, so those components must be sourced separately if required.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Mazda CX-3\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation and vibration issues\u003c\/li\u003e\n\u003cli\u003eRestores proper rotor thickness for safe braking\u003c\/li\u003e\n\u003cli\u003eEliminates noise caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eImproves braking consistency and pedal feel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure rotor discard thickness is not exceeded before installation\u003c\/li\u003e\n\u003cli\u003eClean rotor surface to remove any protective coatings or debris\u003c\/li\u003e\n\u003cli\u003eVerify compatibility with Mazda CX-3 brake calipers and hardware\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications\u003c\/li\u003e\n\u003cli\u003eCheck for proper rotor alignment and secure mounting\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 for fit, form, and function. While specific warranty details for part number 121.45089 should be confirmed with the supplier, Centric generally offers coverage against defects in materials and workmanship. Proper installation and maintenance are essential to ensure optimal rotor performance and longevity.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44568081662133,"sku":"BKNJ-121.45089","price":37.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12145089_Fro.jpg?v=1774638576","url":"https:\/\/www.partcatalog.com\/products\/centric-121-45089-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}