{"product_id":"centric-121-42021-disc-brake-rotor","title":"Centric 121.42021 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.42021\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.42021 is engineered for reliable braking performance on Nissan 300ZX models. Designed as a solid rotor with a smooth surface, this part ensures consistent stopping power and durability for your vehicle's braking system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Nissan 300ZX\u003c\/li\u003e\n\u003cli\u003ePart number: 121.42021\u003c\/li\u003e\n\u003cli\u003eSolid disc brake rotor with smooth surface\u003c\/li\u003e\n\u003cli\u003eOverall diameter: 11.417 inches (290 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 0.394 inches (10.000 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 0.354 inches (9.000 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height: 1.850 inches (47.000 mm)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting design\u003c\/li\u003e\n\u003cli\u003e4 stud\/lug holes with 0.502 inch (12.750 mm) diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 2.677 inches (68.000 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter: 4.500 inches (114.300 mm)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 10.75 lbs (4.89 kgs)\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\u003eAbout the C-TEK Standard Disc Brake Rotors Line\u003c\/h2\u003e\u003cp\u003eThe C-TEK Standard Disc Brake Rotors line by Centric offers OEM-quality replacement rotors designed to meet factory specifications. This product line focuses on providing solid rotors with smooth surfaces that deliver consistent braking performance and durability. The 121.42021 rotor is part of this line, ensuring compatibility and reliable fitment for Nissan 300ZX vehicles requiring a standard replacement rotor.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a solid design with a smooth surface type, optimized for standard braking applications on the Nissan 300ZX. The rotor's nominal thickness of 0.394 inches (10.000 mm) and discard thickness of 0.354 inches (9.000 mm) provide clear service limits for maintenance. The overall diameter of 11.417 inches (290 mm) and height of 1.850 inches (47.000 mm) ensure proper fitment and alignment with the vehicle's braking system. The floating disc mounting design allows for slight movement to reduce stress and improve rotor longevity. With four stud\/lug holes sized at 0.502 inches (12.750 mm) and a mounting bolt hole circle diameter of 4.500 inches (114.300 mm), this rotor matches the factory specifications for the Nissan 300ZX. Note that 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 Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Nissan 300ZX\u003c\/li\u003e\n\u003cli\u003eRestores proper braking performance and pedal feel\u003c\/li\u003e\n\u003cli\u003eEliminates brake pulsation caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eAddresses rotor thickness below discard limits\u003c\/li\u003e\n\u003cli\u003ePrevents brake noise and vibration due to rotor damage\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 nominal specifications\u003c\/li\u003e\n\u003cli\u003eClean rotor surface and hub mounting area to prevent uneven wear\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications on mounting bolts to avoid rotor warping\u003c\/li\u003e\n\u003cli\u003eCheck compatibility with existing brake pads and hardware\u003c\/li\u003e\n\u003cli\u003eInspect wheel bearings and replace if necessary, as bearings are not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric manufactures the C-TEK Standard Disc Brake Rotors to meet or exceed OEM standards for fit, form, and function. While specific warranty details for part number 121.42021 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult the product packaging or Centric's official documentation for exact warranty terms.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44567995121845,"sku":"BKNJ-121.42021","price":35.34,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12142021_Fro.jpg?v=1774638468","url":"https:\/\/www.partcatalog.com\/products\/centric-121-42021-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}