{"product_id":"centric-121-34058-disc-brake-rotor","title":"Centric 121.34058 Disc Brake Rotor - Front Left","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.34058\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.34058 is engineered for precise braking performance on BMW M3 models. Designed as a vented rotor with a smooth surface, it offers reliable heat dissipation and consistent stopping power under various driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW M3 vehicles\u003c\/li\u003e\n\u003cli\u003ePart number 121.34058 for exact fitment\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor design for improved cooling\u003c\/li\u003e\n\u003cli\u003eOverall diameter of 12.795 inches (325 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 1.102 inches (28 mm) with discard thickness at 1.039 inches (26.4 mm)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting with curved vane style for enhanced airflow\u003c\/li\u003e\n\u003cli\u003e5 stud\/lug holes with 0.583 inch (14.8 mm) diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 3.110 inches (79 mm)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 19.04 lbs (8.65 kgs)\u003c\/li\u003e\n\u003cli\u003eABS tone ring 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 focuses on delivering reliable, OEM-quality replacement rotors that meet or exceed factory specifications. This product line emphasizes durability and consistent braking performance, making it suitable for daily driving and moderate performance applications. The 121.34058 rotor maintains the balance between structural integrity and thermal management through its vented design and curved vane style, which helps reduce brake fade on BMW M3 vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a vented design with curved vanes that promote efficient heat dissipation, reducing the risk of warping during heavy braking. The smooth surface finish ensures even pad contact and wear, contributing to consistent braking feel. With a nominal thickness of 1.102 inches (28 mm) and a discard thickness of 1.039 inches (26.4 mm), this rotor provides a clear service life indicator to maintain safety standards. The floating disc mounting and precise bolt hole pattern (5 lug holes, 0.583 inch diameter) ensure proper alignment and fitment on BMW M3 models. The rotor’s overall height of 2.106 inches (53.5 mm) and outside diameter of 12.795 inches (325 mm) match OEM specifications for direct replacement.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on BMW M3 vehicles\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eImproves heat dissipation to reduce brake fade during spirited driving\u003c\/li\u003e\n\u003cli\u003eRestores proper rotor thickness for safe braking performance\u003c\/li\u003e\n\u003cli\u003eEliminates noise and vibration related to damaged or uneven rotors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with BMW M3 model year before installation\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and replace if worn to ensure optimal rotor performance\u003c\/li\u003e\n\u003cli\u003eClean rotor surface with brake cleaner before installation to remove any protective coatings\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications to avoid rotor warping\u003c\/li\u003e\n\u003cli\u003eCheck for proper rotor runout after installation to prevent brake pulsation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric provides rotors manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The C-TEK Standard Disc Brake Rotors line undergoes rigorous quality control to maintain consistent thickness and balance. While specific warranty details for part number 121.34058 are not provided here, Centric typically offers limited warranties covering 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":44566137929909,"sku":"BKNJ-121.34058","price":83.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12134058_Fro.jpg?v=1774638371","url":"https:\/\/www.partcatalog.com\/products\/centric-121-34058-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}