{"product_id":"centric-121-42031-disc-brake-rotor","title":"Centric 121.42031 Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.42031\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.42031 is designed specifically for Nissan Pulsar NX and Sentra models. This solid, smooth-surfaced rotor offers reliable braking performance with precise fitment and consistent thickness specifications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Nissan Pulsar NX and Sentra\u003c\/li\u003e\n\u003cli\u003ePart number 121.42031 for exact replacement\u003c\/li\u003e\n\u003cli\u003eSolid disc brake rotor with smooth surface finish\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 240.3 mm (9.461 inches)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 12.0 mm (0.472 inches)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 11.0 mm (0.433 inches)\u003c\/li\u003e\n\u003cli\u003eOverall height: 45.1 mm (1.776 inches)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting design\u003c\/li\u003e\n\u003cli\u003e4 stud\/lug holes with 12.6 mm diameter\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter: 100 mm (3.937 inches)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 4.32 kg (9.5 lbs)\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 engineered to meet OEM specifications for fit, form, and function. This product line focuses on providing solid rotors with smooth surfaces designed for consistent braking performance and durability. The 121.42031 rotor maintains these standards, ensuring compatibility and reliable operation for Nissan Pulsar NX and Sentra vehicles.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a solid design with a smooth surface type, optimized for standard braking applications. The rotor’s outside diameter measures 240.3 mm (9.461 inches), with a nominal thickness of 12.0 mm (0.472 inches) and a discard thickness of 11.0 mm (0.433 inches), indicating when replacement is necessary. The overall height is 45.1 mm (1.776 inches), and it includes a floating disc mounting system to accommodate thermal expansion and reduce stress. The rotor has four stud\/lug holes, each 12.6 mm in diameter, arranged on a 100 mm (3.937 inches) bolt circle diameter. The center hole diameter is 61.0 mm (2.402 inches), and the rotor weighs approximately 4.32 kg (9.5 lbs). This rotor does not include an ABS tone ring or bearings.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Nissan Pulsar NX and Sentra\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation and vibration issues\u003c\/li\u003e\n\u003cli\u003eRestores proper rotor thickness for safe braking performance\u003c\/li\u003e\n\u003cli\u003eEliminates uneven brake pad wear caused by rotor surface imperfections\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 thickness is above discard thickness before installation\u003c\/li\u003e\n\u003cli\u003eClean rotor surface and hub mounting area to prevent runout\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications on mounting bolts\u003c\/li\u003e\n\u003cli\u003eCheck compatibility with vehicle ABS system; this rotor does not include an ABS tone ring\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and replace if necessary during rotor installation\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 quality and durability. The 121.42031 rotor undergoes strict quality control to ensure dimensional accuracy and material integrity. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Consult product documentation or Centric directly for warranty terms.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44567996661941,"sku":"BKNJ-121.42031","price":31.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12142031_Fro.jpg?v=1774638471","url":"https:\/\/www.partcatalog.com\/products\/centric-121-42031-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}