{"product_id":"raybestos-56140r-disc-brake-rotor","title":"Raybestos 56140R Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview of Raybestos R-Line Disc Brake Rotor 56140R\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line Disc Brake Rotor 56140R is engineered for reliable braking performance on select Buick, Chevrolet, Oldsmobile, and Pontiac models. Designed as a vented, conventional rotor, it offers consistent heat dissipation and durability for vehicles like the Chevrolet Cavalier and Pontiac Grand Am.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVented disc brake rotor for improved cooling\u003c\/li\u003e\n\u003cli\u003eOverall height: 1.885 inches (47.900 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 10.200 inches (259.100 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole quantity: 5 with 100 mm (3.937 inch) bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 2.300 inches (58.400 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 0.800 inches (20.300 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 0.736 inches (18.700 mm)\u003c\/li\u003e\n\u003cli\u003eConventional rotor type compatible with drum-in-hat setups\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line 56140R disc brake rotor is a vented rotor designed to provide effective heat dissipation during braking, reducing the risk of brake fade. Its nominal thickness of 0.800 inches (20.300 mm) ensures structural integrity, while the discard thickness of 0.736 inches (18.700 mm) indicates the minimum safe thickness before replacement is necessary. The rotor features a 10.200-inch (259.100 mm) outside diameter and an overall height of 1.885 inches (47.900 mm), making it suitable for specific mid-size and compact vehicles.\u003c\/p\u003e\u003cp\u003eThis rotor includes five mounting bolt holes arranged on a 100 mm (3.937 inch) bolt circle diameter, compatible with vehicles such as the Buick Skylark, Oldsmobile Achieva, and Pontiac Sunfire. The center hole diameter of 2.300 inches (58.400 mm) ensures proper fitment on the hub assembly. As a conventional rotor, it is designed for use with drum-in-hat brake systems.\u003c\/p\u003e\u003ch2\u003eR-Line Product Line Information\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line product line focuses on delivering dependable, OE-quality brake components for a range of domestic vehicles. The R-Line rotors are engineered to meet or exceed original equipment specifications, providing consistent performance and durability. The 56140R rotor exemplifies this approach by combining precise fitment with vented rotor technology to maintain braking efficiency under normal driving conditions.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Buick Achieva and Chevrolet Corsica\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation issues caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eImproves heat dissipation to reduce brake fade in Pontiac Sunbird and Grand Am\u003c\/li\u003e\n\u003cli\u003eRestores proper rotor thickness for safe braking performance\u003c\/li\u003e\n\u003cli\u003eCompatible with vehicles experiencing mounting bolt hole or hub fitment concerns\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify rotor thickness before installation; replace if below discard thickness of 0.736 inches\u003c\/li\u003e\n\u003cli\u003eEnsure mounting surfaces and bolt holes are clean and free of debris\u003c\/li\u003e\n\u003cli\u003eTorque mounting bolts to manufacturer specifications for secure fitment\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and calipers during rotor replacement for optimal system performance\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damage to rotor or hub assembly during installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos R-Line rotors, including part number 56140R, are manufactured to meet stringent quality standards. Each rotor undergoes rigorous testing to ensure dimensional accuracy and material integrity. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship, providing confidence in the product's reliability for compatible Buick, Chevrolet, Oldsmobile, and Pontiac vehicles.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44437835677877,"sku":"BDBL-56140R","price":49.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_56140R_Fro.jpg?v=1774636413","url":"https:\/\/www.partcatalog.com\/products\/raybestos-56140r-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}