{"product_id":"raybestos-56851r-disc-brake-rotor","title":"Raybestos 56851R Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Raybestos R-Line Disc Brake Rotor 56851R\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line Disc Brake Rotor 56851R is engineered for reliable braking performance on select Buick, Cadillac, Oldsmobile, and Pontiac vehicles. Designed as a solid, conventional rotor, it meets the specifications required for models such as the Allante, Aurora, Bonneville, DeVille, Eldorado, LeSabre, Park Avenue, Riviera, Seville, and Toronado.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSolid disc brake rotor with conventional design\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 11.060 inches (280.9 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 0.435 inches (11.05 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 0.354 inches (9.0 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height: 1.520 inches (38.6 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole quantity: 5 with 118 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 2.785 inches (70.75 mm)\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple GM luxury and performance models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRaybestos R-Line Product Line Details\u003c\/h2\u003e\u003cp\u003eThe R-Line by Raybestos focuses on delivering dependable brake components that meet or exceed OEM specifications. This product line emphasizes durability and consistent performance, making it suitable for drivers who require reliable stopping power on their Buick, Cadillac, Oldsmobile, or Pontiac vehicles. The 56851R rotor is part of this line, offering a solid rotor design that supports conventional braking systems.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a solid construction with an outside diameter of 11.060 inches, ensuring proper fitment and heat dissipation for the specified vehicle models. The nominal thickness of 0.435 inches provides sufficient material for effective braking, while the discard thickness of 0.354 inches indicates the minimum safe thickness before replacement is necessary. The rotor’s overall height is 1.520 inches, and it includes five mounting bolt holes arranged on a 118 mm bolt circle diameter, compatible with the stud\/lug hole quantity of five. The center hole diameter measures 2.785 inches, ensuring precise alignment during installation.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Buick Allante and Cadillac DeVille\u003c\/li\u003e\n\u003cli\u003eRestores braking performance on Pontiac Bonneville and Oldsmobile Aurora\u003c\/li\u003e\n\u003cli\u003eAddresses rotor thickness below discard limits to maintain safety\u003c\/li\u003e\n\u003cli\u003eEliminates brake pulsation caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eCompatible upgrade for routine maintenance on Seville and Riviera models\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 nominal specifications\u003c\/li\u003e\n\u003cli\u003eClean mounting surfaces to prevent rotor runout and vibration\u003c\/li\u003e\n\u003cli\u003eTorque mounting bolts to manufacturer specifications for secure fitment\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and replace if worn to optimize rotor performance\u003c\/li\u003e\n\u003cli\u003eFollow vehicle-specific service manual for brake system procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos R-Line rotors are manufactured to meet OEM standards for fit, form, and function. The 56851R rotor undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details are not provided here, Raybestos typically offers coverage against defects in materials and workmanship. Consult product documentation or Raybestos directly for warranty terms related to this part number.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44437901213877,"sku":"BDBL-56851R","price":51.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_56851R_Fro.jpg?v=1774636436","url":"https:\/\/www.partcatalog.com\/products\/raybestos-56851r-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}