{"product_id":"centric-121-99091-disc-brake-rotor","title":"Centric 121.99091 Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.99091\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.99091 is engineered for reliable braking performance on Chevrolet Sonic models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet Sonic vehicles\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor design for improved cooling\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 0.945 inches (24.000 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness at 0.827 inches (21.000 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height of 1.787 inches (45.400 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter measuring 10.079 inches (256.000 mm)\u003c\/li\u003e\n\u003cli\u003eFloating disc mounting type\u003c\/li\u003e\n\u003cli\u003eFour stud\/lug holes with 0.492 inch (12.500 mm) diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 2.362 inches (60.000 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter of 100.000 mm (3.937 inches)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 12.9 lbs (5.86 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 offers a balance of quality and value for standard braking applications. This product line focuses on delivering rotors with precise fitment and consistent performance, making it suitable for routine maintenance and replacement on vehicles like the Chevrolet Sonic. The 121.99091 rotor maintains strict manufacturing tolerances to ensure proper fit and function within the braking system.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade under normal driving conditions. The smooth surface finish supports even pad wear and quiet operation. With a nominal thickness of 0.945 inches and a discard thickness of 0.827 inches, this rotor provides a clear service life indicator to maintain safe braking performance. The floating disc mounting style allows for slight movement to accommodate thermal expansion and improve rotor longevity. The rotor’s dimensions, including a 10.079 inch outside diameter and a 1.787 inch overall height, are engineered to match Chevrolet Sonic specifications precisely.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Chevrolet Sonic models\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eImproves braking consistency by restoring proper rotor thickness\u003c\/li\u003e\n\u003cli\u003eReduces noise and vibration associated with damaged rotors\u003c\/li\u003e\n\u003cli\u003eSupports safe vehicle operation by maintaining correct rotor dimensions\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 minimum discard thickness\u003c\/li\u003e\n\u003cli\u003eClean rotor surface and hub mounting area to prevent uneven contact\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications on mounting bolts to avoid rotor distortion\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and replace if worn to optimize braking performance\u003c\/li\u003e\n\u003cli\u003eCheck for compatibility with ABS systems; this rotor does not include an ABS tone ring\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 specifications. Each rotor undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details for part number 121.99091 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":44571164508341,"sku":"BKNJ-121.99091","price":43.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12199091_Fro.jpg?v=1774638834","url":"https:\/\/www.partcatalog.com\/products\/centric-121-99091-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}