{"product_id":"centric-121-34046-disc-brake-rotor","title":"Centric 121.34046 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.34046\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.34046 is engineered for reliable braking performance on select BMW models. Designed specifically for BMW 525i, 528i, 530i, and 540i vehicles, this vented rotor provides consistent heat dissipation and smooth braking response.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW 525i, 528i, 530i, and 540i models\u003c\/li\u003e\n\u003cli\u003ePart number 121.34046 for precise fitment\u003c\/li\u003e\n\u003cli\u003eVented disc design for improved cooling\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 0.787 inches (20.000 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 11.732 inches (298.000 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height of 2.402 inches (61.000 mm)\u003c\/li\u003e\n\u003cli\u003eSolid smooth surface for consistent pad contact\u003c\/li\u003e\n\u003cli\u003eFive lug holes with 0.575 inch (14.600 mm) diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 2.953 inches (75.000 mm)\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 dependable braking performance without additional features like ABS tone rings or bearings. The vented rotor design in this line helps maintain optimal operating temperatures, reducing the risk of brake fade during normal use.\u003c\/p\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis Centric rotor features a vented design with straight vanes to enhance airflow and heat dissipation. The nominal thickness is 0.787 inches (20.000 mm), with a discard thickness of 0.724 inches (18.400 mm), indicating when replacement is necessary. The rotor’s outside diameter measures 11.732 inches (298.000 mm), and it has an overall height of 2.402 inches (61.000 mm). The mounting bolt hole circle diameter is 4.724 inches (120.000 mm) with five lug holes, each 0.575 inches (14.600 mm) in diameter. The rotor weighs approximately 13.6 lbs (6.18 kgs), balancing durability and ease of installation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on BMW 525i, 528i, 530i, and 540i\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation and vibration issues\u003c\/li\u003e\n\u003cli\u003eImproves braking consistency and pedal feel\u003c\/li\u003e\n\u003cli\u003eHelps reduce brake fade under normal driving conditions\u003c\/li\u003e\n\u003cli\u003eRestores proper rotor thickness for safe braking performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor surface is clean and free of rust or debris before installation. Verify the rotor thickness is above the discard thickness of 0.724 inches (18.400 mm) to maintain safety standards. This rotor does not include bearings or an ABS tone ring, so confirm compatibility with your vehicle’s braking system. Use proper torque specifications on the five lug nuts to secure the rotor. It is recommended to replace brake pads simultaneously for optimal performance.\u003c\/p\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 are not provided here, Centric typically offers coverage against 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":44566134849717,"sku":"BKNJ-121.34046","price":45.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12134046_Fro.jpg?v=1774638367","url":"https:\/\/www.partcatalog.com\/products\/centric-121-34046-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}