Raybestos 680898 Disc Brake Rotor - Rear

Overview of Raybestos Specialty - Truck Disc Brake Rotor 680898

The Raybestos Specialty - Truck disc brake rotor 680898 is engineered for reliable braking performance on select Ford and Mazda trucks. Designed specifically for models like the Ford Ranger, Mazda B2300, and B4000, this rotor meets precise specifications to ensure proper fit and function.

• Part Number: 680898
• Compatible with Ford Ranger, Mazda B2300, and B4000
• Vented disc brake rotor with drum-in-hat design
• Overall height: 62.050 mm (2.443 inches)
• Outside diameter: 295.000 mm (11.614 inches)
• Inside diameter: 209.300 mm (8.240 inches)
• Mounting bolt hole quantity: 5 with 114.300 mm (4.500 inches) bolt circle diameter
• Center hole diameter: 71.100 mm (2.799 inches)
• Surface type: Smooth
• Nominal thickness: 19.000 mm (0.748 inches)
• Discard thickness: 18.000 mm (0.709 inches)

Raybestos Specialty - Truck Product Line Details

The Specialty - Truck line from Raybestos focuses on heavy-duty brake components tailored for truck applications. This disc brake rotor 680898 is part of that line, offering a vented design with a drum-in-hat configuration to accommodate integrated parking brake systems commonly found on trucks like the Ford Ranger and Mazda B-series. The product line emphasizes durability and precise fitment for truck-specific braking needs.

Technical Description and Specifications

This vented disc brake rotor features a smooth surface finish and a drum-in-hat design, combining rotor and drum functionality in one component. The rotor measures 295 mm in outside diameter and 62.05 mm in overall height, with a nominal thickness of 19 mm and a discard thickness of 18 mm, ensuring it meets wear limits for safe operation. The 5-bolt mounting pattern with a 114.3 mm bolt circle diameter and a center hole diameter of 71.1 mm ensures compatibility with the specified Ford and Mazda truck models. The vented design aids in heat dissipation during braking, helping maintain consistent performance under load.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Ranger, Mazda B2300, and B4000 trucks
• Addresses brake fade caused by overheating during heavy-duty use
• Restores proper braking performance and pedal feel
• Compatible with drum-in-hat parking brake systems
• Helps eliminate vibration and noise associated with rotor wear

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (18.000 mm) before installation
• Clean mounting surfaces to prevent rotor runout
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and hardware during rotor replacement
• Check compatibility with vehicle’s parking brake system due to drum-in-hat design

Quality Assurance and Warranty

Raybestos disc brake rotors, including part number 680898, are manufactured to meet or exceed OEM standards for fit, form, and function. The Specialty - Truck line undergoes rigorous quality control to ensure durability and consistent braking performance. Warranty coverage details should be confirmed with the product documentation or supplier.