Raybestos 680339R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 680339R

The Raybestos R-Line Disc Brake Rotor 680339R is engineered for reliable braking performance on Ford F-350 Super Duty trucks. Designed as a vented, conventional rotor, it offers precise fitment and durability for heavy-duty applications.

• Compatible with Ford F-350 Super Duty models
• Vented disc brake rotor design for improved heat dissipation
• Overall height: 3.935 inches (99.950 mm)
• Outside diameter: 13.660 inches (346.950 mm)
• Mounting bolt hole quantity: 8 with 6.693-inch bolt circle diameter
• Center hole diameter: 5.085 inches (129.150 mm)
• Nominal thickness: 1.495 inches (37.950 mm)
• Discard thickness: 1.433 inches (36.400 mm)

Detailed Product Description

This Raybestos R-Line disc brake rotor, part number 680339R, is designed specifically for the Ford F-350 Super Duty, ensuring a precise fit and consistent braking performance. The rotor features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade under heavy load or extended use. With an overall height of 3.935 inches and an outside diameter of 13.660 inches, this rotor matches OEM specifications for optimal compatibility.

The rotor includes eight mounting bolt holes arranged on a 6.693-inch bolt circle diameter, accommodating the Ford F-350 Super Duty’s wheel hub configuration. The center hole diameter of 5.085 inches ensures proper alignment and secure installation. The nominal thickness of 1.495 inches provides a solid braking surface, while the discard thickness of 1.433 inches indicates the minimum safe thickness before replacement is necessary.

About the Raybestos R-Line Product Line

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

Common Applications and Issues Addressed

• Replacement for worn or warped rotors on Ford F-350 Super Duty
• Improves braking performance under heavy load conditions
• Reduces brake fade caused by overheating
• Eliminates vibration or pulsation during braking
• Restores proper rotor thickness for safe braking operation

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surfaces to prevent rotor runout
• Torque mounting bolts to manufacturer specifications
• Inspect brake pads and replace if worn to ensure even rotor wear
• Perform a test drive to verify braking performance after installation

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 680339R should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship.