{"product_id":"raybestos-680021r-disc-brake-rotor-and-hub-assembly","title":"Raybestos 680021R Disc Brake Rotor and Hub Assembly - Front","description":"\u003ch2\u003eOverview of Raybestos R-Line Disc Brake Rotor and Hub Assembly\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line 680021R disc brake rotor and hub assembly is engineered for reliable braking performance on Ford Explorer Sport and Explorer Sport Trac models. Designed to meet precise fitment specifications, this assembly ensures proper installation and consistent operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Ford Explorer Sport and Explorer Sport Trac\u003c\/li\u003e\n\u003cli\u003ePart number 680021R for exact replacement\u003c\/li\u003e\n\u003cli\u003eIncludes disc brake rotor and hub assembly\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole quantity: 5 with 114.3 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eNominal rotor thickness: 1.025 inches (26.05 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 0.965 inches (24.5 mm)\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole diameter: 0.54 inches (13.7 mm)\u003c\/li\u003e\n\u003cli\u003eStud\/lug hole quantity: 5\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Specifications\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor and hub assembly features a nominal thickness of 1.025 inches (26.05 mm), providing the necessary material thickness for effective heat dissipation and braking stability. The discard thickness is set at 0.965 inches (24.5 mm), indicating the minimum safe thickness before replacement is required. The assembly includes five mounting bolt holes arranged on a 114.3 mm bolt circle diameter, with each hole measuring 0.54 inches (13.7 mm) in diameter. This configuration matches the factory specifications for the Ford Explorer Sport and Explorer Sport Trac, ensuring a secure and precise fit.\u003c\/p\u003e\u003ch2\u003eAbout the Raybestos R-Line Product Line\u003c\/h2\u003e\u003cp\u003eThe R-Line from Raybestos is a product line focused on delivering reliable, OE-quality brake components designed to meet or exceed original equipment specifications. This line emphasizes durability and consistent performance, making it suitable for drivers who require dependable braking parts for their Ford Explorer Sport and Explorer Sport Trac vehicles. The 680021R part number within the R-Line reflects these standards, providing a direct replacement for factory-installed rotor and hub assemblies.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors causing brake pulsation\u003c\/li\u003e\n\u003cli\u003eAddressing excessive rotor thickness wear beyond discard limits\u003c\/li\u003e\n\u003cli\u003eFixing hub assembly issues such as noise or vibration during braking\u003c\/li\u003e\n\u003cli\u003eRestoring proper mounting bolt alignment and secure fitment\u003c\/li\u003e\n\u003cli\u003eImproving braking performance on Ford Explorer Sport and Explorer Sport Trac\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is securely lifted and supported before beginning installation. Verify that the mounting bolt holes and stud\/lug holes align correctly with the vehicle hub. Measure rotor thickness to confirm it meets nominal specifications before installation. Use proper torque specifications for mounting bolts to avoid damage or misalignment. It is recommended to inspect related brake components such as pads and calipers during installation for optimal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos R-Line brake components are manufactured to meet stringent quality standards, ensuring durability and consistent braking performance. While specific warranty details for part number 680021R should be confirmed with the supplier or manufacturer, Raybestos typically offers coverage against defects in materials and workmanship. Proper installation and maintenance are essential to maintain product reliability.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44446551015605,"sku":"BDBL-680021R","price":103.33,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_680021R_Fro.jpg?v=1775020123","url":"https:\/\/www.partcatalog.com\/products\/raybestos-680021r-disc-brake-rotor-and-hub-assembly","provider":"PartCatalog","version":"1.0","type":"link"}