{"product_id":"raybestos-680394r-disc-brake-rotor","title":"Raybestos 680394R Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Raybestos R-Line Disc Brake Rotor 680394R\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line Disc Brake Rotor 680394R is engineered for reliable braking performance on Ford F-250 Super Duty and F-350 Super Duty trucks. Designed as a drum-in-hat type rotor, it combines durability with precise fitment to meet the demands of heavy-duty applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Ford F-250 Super Duty and F-350 Super Duty models\u003c\/li\u003e\n\u003cli\u003eDrum-in-hat rotor design for integrated parking brake functionality\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 1.340 inches (34.050 mm) ensuring optimal rotor life\u003c\/li\u003e\n\u003cli\u003eDiscard thickness at 1.280 inches (32.500 mm) for safe replacement intervals\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter of 127.000 mm (5.000 inches) for exact fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a nominal thickness of 1.340 inches (34.050 mm), providing a solid braking surface that supports consistent stopping power. The discard thickness is set at 1.280 inches (32.500 mm), indicating the minimum safe thickness before rotor replacement is necessary. The mounting bolt hole circle diameter and bolt hole diameter both measure 127.000 mm (5.000 inches), ensuring precise alignment and secure installation on compatible Ford Super Duty models. The drum-in-hat design integrates the parking brake drum within the rotor, streamlining the braking system and reducing component count.\u003c\/p\u003e\u003ch2\u003eR-Line Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line product line focuses on delivering dependable brake components tailored for heavy-duty and commercial vehicles. This line emphasizes durability and fitment accuracy, making it suitable for demanding applications such as those found in Ford F-250 and F-350 Super Duty trucks. The 680394R rotor exemplifies the R-Line’s commitment to quality and performance in disc brake rotors with integrated drum-in-hat functionality.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Ford F-250 Super Duty and F-350 Super Duty\u003c\/li\u003e\n\u003cli\u003eAddresses brake pulsation caused by uneven rotor thickness\u003c\/li\u003e\n\u003cli\u003eResolves reduced braking efficiency due to rotor wear below discard thickness\u003c\/li\u003e\n\u003cli\u003eEliminates noise and vibration from damaged or out-of-spec rotors\u003c\/li\u003e\n\u003cli\u003eSupports parking brake functionality with integrated drum-in-hat design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor mounting surface is clean and free of debris before installation. Verify the mounting bolt hole circle diameter of 127.000 mm (5.000 inches) matches the vehicle specifications. Use a calibrated micrometer to measure rotor thickness and confirm it meets nominal thickness standards. When installing the drum-in-hat rotor, check the parking brake components for proper adjustment and operation. Torque all mounting bolts to manufacturer specifications to maintain rotor alignment and safety.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos R-Line rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The 680394R rotor undergoes rigorous quality control to ensure consistent thickness and durability. While specific warranty details are not provided here, Raybestos products typically include coverage against defects in materials and workmanship. Consult product documentation or Raybestos directly for warranty terms related to this part.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44446792319157,"sku":"BDBL-680394R","price":91.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_680394R_Fro.jpg?v=1774636637","url":"https:\/\/www.partcatalog.com\/products\/raybestos-680394r-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}