Raybestos 680374R Disc Brake Rotor - Front or Rear

Overview of Raybestos R-Line Disc Brake Rotor 680374R

The Raybestos R-Line Disc Brake Rotor 680374R is engineered for reliable braking performance on Ford F-350 Super Duty trucks. Designed as a vented, drum-in-hat type rotor, it offers precise fitment and durability for heavy-duty applications.

• Compatible with Ford F-350 Super Duty models
• Vented disc brake rotor with drum-in-hat design
• Overall height: 124.2 mm (4.890 inches)
• Outside diameter: 390 mm (15.354 inches)
• Mounting bolt hole quantity: 10 with 163 mm (6.417 inches) bolt circle diameter
• Nominal thickness: 39.1 mm (1.540 inches)
• Discard thickness: 37.4 mm (1.472 inches)

Detailed Specifications and Features

This Raybestos R-Line rotor (part number 680374R) is a vented disc brake rotor featuring a drum-in-hat design, which integrates the parking brake drum within the rotor itself. The rotor measures 390 mm in outside diameter and has an overall height of 124.2 mm, ensuring proper clearance and fitment on Ford F-350 Super Duty vehicles. It includes 10 mounting bolt holes arranged on a 163 mm bolt circle diameter, matching factory specifications for secure installation.

The nominal thickness of the rotor is 39.1 mm, with a discard thickness of 37.4 mm, providing clear service limits for maintenance. The vented design helps dissipate heat effectively during braking, reducing the risk of brake fade under heavy load conditions.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering dependable braking components for trucks and SUVs. This line emphasizes precise fitment and durability, making it suitable for demanding applications such as the Ford F-350 Super Duty. The R-Line rotors are engineered to meet or exceed OEM specifications, providing consistent performance and service life.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford F-350 Super Duty
• Addresses brake pulsation and vibration issues
• Restores proper braking performance and pedal feel
• Helps prevent overheating and brake fade during heavy towing or hauling
• Compatible with vehicles requiring drum-in-hat style rotors

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (37.4 mm) before installation
• Verify mounting bolt hole pattern matches 10 holes on a 163 mm bolt circle diameter
• Clean hub surface before mounting to prevent runout
• Torque mounting bolts to manufacturer specifications
• Inspect brake pads and hardware during rotor replacement for optimal performance

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards and OEM specifications. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.