{"product_id":"centric-121-45045-disc-brake-rotor","title":"Centric 121.45045 Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.45045\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.45045 is engineered for reliable braking performance on select Mazda vehicles. Designed specifically for Mazda 626, 929, and Protege models, this vented disc brake rotor offers consistent stopping power and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mazda 626, 929, and Protege\u003c\/li\u003e\n\u003cli\u003ePart number 121.45045 for precise identification\u003c\/li\u003e\n\u003cli\u003eVented rotor design for improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eOverall diameter of 10.776 inches (273.7 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 0.945 inches (24.0 mm) with discard thickness at 0.866 inches (22.0 mm)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting with straight vane style for efficient cooling\u003c\/li\u003e\n\u003cli\u003e5 lug holes with 0.512 inch (13.0 mm) diameter and 4.5 inch (114.3 mm) bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 2.839 inches (72.1 mm)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 13.5 lbs (6.14 kgs)\u003c\/li\u003e\n\u003cli\u003eSmooth surface type without ABS tone ring 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 a balance of quality and value for everyday driving conditions. These rotors are designed to meet or exceed OEM specifications, providing consistent braking performance and durability. The 121.45045 rotor is part of this line, featuring a vented design that helps reduce heat buildup and maintain braking efficiency on Mazda 626, 929, and Protege vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a vented construction with straight vanes that promote effective heat dissipation during braking. The rotor’s nominal thickness of 0.945 inches (24.0 mm) ensures structural integrity, while the discard thickness of 0.866 inches (22.0 mm) indicates the minimum safe thickness for replacement. The overall height measures 1.866 inches (47.4 mm), and the outside diameter is 10.776 inches (273.7 mm), matching OEM specifications for proper fitment.\u003c\/p\u003e\u003cp\u003eThe rotor mounts using a floating disc mounting system and includes five lug holes with a diameter of 0.512 inches (13.0 mm) arranged on a 4.5 inch (114.3 mm) bolt circle diameter. The center hole diameter is 2.839 inches (72.1 mm), ensuring precise alignment on the hub. 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 626, 929, and Protege\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eImproves braking performance by restoring proper rotor thickness\u003c\/li\u003e\n\u003cli\u003eHelps reduce brake fade through vented rotor design\u003c\/li\u003e\n\u003cli\u003eSuitable for routine maintenance and brake system overhauls\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 discard specifications\u003c\/li\u003e\n\u003cli\u003eClean rotor surface to remove any protective coatings or debris\u003c\/li\u003e\n\u003cli\u003eCheck compatibility with existing brake pads and hardware\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications for safe mounting\u003c\/li\u003e\n\u003cli\u003eInspect hub surface for rust or damage to ensure proper rotor seating\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. While specific warranty details for part number 121.45045 may vary, Centric typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44568072192181,"sku":"BKNJ-121.45045","price":41.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12145045_Fro.jpg?v=1774638559","url":"https:\/\/www.partcatalog.com\/products\/centric-121-45045-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}