Raybestos 66914PER Disc Brake Rotor - Front

Raybestos Disc Brake Rotor for Ford Excursion and Super Duty Trucks

The Raybestos 66914PER disc brake rotor is engineered for reliable braking performance on Ford Excursion, F-250, F-250 Super Duty, and F-350 Super Duty models. Designed to meet precise specifications, this rotor ensures consistent stopping power and durability for heavy-duty street use.

• Compatible with Ford Excursion, F-250, F-250 Super Duty, and F-350 Super Duty
• Part number 66914PER for exact fitment
• Nominal thickness of 1.500 inches (38.100 mm) with discard thickness at 1.420 inches (36.050 mm)
• Conventional rotor design with drum-in-hat type compatibility
• Mounting bolt hole circle diameter of 6.690 inches (169.950 mm)

Product Line: Specialty - Street Performance; S-Groove Technology

This rotor is part of the Raybestos Specialty - Street Performance; S-Groove Technology line, which focuses on delivering enhanced braking performance for street-driven vehicles. The S-Groove design helps reduce brake fade and improve pad bite, making it suitable for Ford Super Duty trucks that require dependable stopping power under demanding conditions.

Technical Specifications and Features

The Raybestos 66914PER rotor features a nominal thickness of 1.500 inches (38.100 mm), ensuring a solid braking surface for extended rotor life. The discard thickness is set at 1.420 inches (36.050 mm), indicating the minimum safe thickness before replacement is necessary. This conventional rotor is designed with a mounting bolt hole circle diameter of 6.690 inches (169.950 mm), matching factory specifications for proper installation on compatible Ford models.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Excursion and Super Duty trucks
• Addresses brake pulsation and vibration issues caused by uneven rotor surfaces
• Restores proper rotor thickness to maintain braking efficiency and safety
• Suitable for vehicles experiencing reduced braking performance under heavy loads
• Helps prevent premature brake pad wear due to rotor surface irregularities

Installation Notes and Tips

Ensure the rotor surface is clean and free of rust or debris before installation. Verify the mounting bolt hole circle diameter matches the vehicle hub to avoid fitment issues. It is recommended to replace brake pads simultaneously to optimize braking performance. Use proper torque specifications on mounting bolts to prevent rotor warping.

Quality Assurance and Warranty

Raybestos rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The 66914PER rotor undergoes rigorous quality control to ensure durability and consistent performance. Warranty coverage details should be confirmed with the product documentation or manufacturer.