Raybestos 681781 Disc Brake Rotor - Front

Overview of Raybestos 681781 Disc Brake Rotor

The Raybestos Specialty - Truck; Coated Rotor 681781 is engineered for reliable braking performance on Ford Transit models. Designed specifically for heavy-duty applications, this vented disc brake rotor ensures consistent heat dissipation and durability.

• Part Number: 681781
• Brand Line: Specialty - Truck; Coated Rotor
• Type: Vented Disc Brake Rotor with Drum-in-Hat design
• Mounting Bolt Hole Quantity: 5
• Outside Diameter: 12.126 inches (308.000 mm)
• Nominal Thickness: 1.303 inches (33.100 mm)
• Discard Thickness: 1.181 inches (30.000 mm)
• Center Hole Diameter: 3.665 inches (93.100 mm)
• Mounting Bolt Hole Circle Diameter: 4.370 inches (111.000 mm)
• Surface Type: Smooth

Detailed Product Description

This Raybestos disc brake rotor 681781 is designed with a vented construction to improve heat dissipation during braking, reducing the risk of brake fade under heavy loads. The drum-in-hat design integrates a drum brake surface within the rotor, providing dual functionality for vehicles equipped with rear drum brakes. The smooth surface finish ensures consistent pad contact and braking efficiency. With a nominal thickness of 1.303 inches and a discard thickness of 1.181 inches, this rotor meets strict wear specifications to maintain safe braking performance. The rotor features five mounting bolt holes with a 0.394 inch diameter and a bolt thread pitch of 0.059 inches, compatible with Ford Transit series vehicles.

Specialty - Truck; Coated Rotor Product Line

The Raybestos Specialty - Truck; Coated Rotor line is tailored for truck and commercial vehicle applications requiring enhanced durability and corrosion resistance. The coating on this rotor helps protect against rust and environmental wear, extending service life in demanding conditions. This product line focuses on providing rotors that meet the rigorous demands of heavy-duty vehicles like the Ford Transit, ensuring reliable braking performance over extended use.

Compatible Vehicles and Applications

• Ford E-Transit
• Ford Transit
• Ford Transit-150
• Ford Transit-250
• Ford Transit-350
• Ford Transit-350 HD
• Ford Transit Custom

This rotor is specifically designed for these Ford Transit models, ensuring proper fitment and optimal braking performance.

Common Issues Addressed by This Rotor

• Brake rotor warping due to heat buildup
• Reduced braking efficiency from worn or thin rotors
• Corrosion and rust on rotor surfaces
• Uneven brake pad wear caused by rotor surface imperfections
• Brake noise and vibration from damaged rotors

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 1.181 inches
• Ensure mounting surfaces and bolt holes are clean and free of debris
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to ensure even rotor wear
• Check for proper alignment of the drum-in-hat assembly during installation

Quality Assurance and Warranty

Raybestos rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The Specialty - Truck; Coated Rotor line undergoes rigorous quality control to ensure durability and performance under heavy-duty conditions. Warranty coverage details should be confirmed with the product documentation or supplier.