Raybestos 680306PER Disc Brake Rotor and Hub Assembly - Front

Raybestos Disc Brake Rotor and Hub Assembly Overview

The Raybestos 680306PER disc brake rotor and hub assembly is engineered for reliable braking performance on Ford Excursion, F-250 Super Duty, and F-350 Super Duty models. Designed to meet precise specifications, this assembly ensures consistent stopping power and durability for heavy-duty applications.

• Compatible with Ford Excursion, F-250 Super Duty, and F-350 Super Duty
• Includes ABS tone ring for enhanced anti-lock braking system functionality
• Mounting bolt hole quantity: 8 with a 170 mm bolt circle diameter
• Nominal rotor thickness of 1.496 inches (38 mm) with discard thickness at 1.433 inches (36.4 mm)
• Overall height of 4.551 inches (115.6 mm) for precise fitment
• Stud/lug hole quantity: 8 for secure wheel attachment

Specialty - Street Performance; S-Groove Technology Product Line

This rotor and hub assembly 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 and Excursion models that require dependable stopping power under demanding conditions.

Detailed Product Description

The Raybestos 680306PER combines a precision-machined disc brake rotor with an integrated hub assembly, engineered to exact OEM specifications. The rotor features a nominal thickness of 1.496 inches (38 mm) and a discard thickness of 1.433 inches (36.4 mm), ensuring long service life and safe replacement intervals. The overall height of 4.551 inches (115.6 mm) and the 8-bolt mounting pattern with a 170 mm bolt circle diameter provide a secure and accurate fit for compatible Ford models. The included ABS tone ring supports the vehicle’s anti-lock braking system, maintaining proper sensor function and safety compliance.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Excursion and Super Duty trucks
• Restores proper ABS sensor operation with included tone ring
• Addresses brake pulsation and uneven pad wear issues
• Improves braking consistency under heavy load or towing conditions
• Suitable for vehicles experiencing hub bearing wear or damage

Installation Notes and Tips

Ensure the mounting surface is clean and free of debris before installation. Verify the bolt hole pattern and overall height match the vehicle specifications. Use proper torque settings on mounting bolts to avoid rotor warping. Inspect ABS sensor wiring and connectors during installation to maintain system integrity. It is recommended to replace brake pads simultaneously for optimal performance.

Quality Assurance and Warranty

Raybestos disc brake rotor and hub assemblies are manufactured to meet or exceed OEM standards. The 680306PER part number undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty against defects in materials and workmanship, providing confidence in its reliability for Ford Excursion, F-250 Super Duty, and F-350 Super Duty applications.