Raybestos 681951PER Disc Brake Rotor - Rear

Overview of Raybestos Disc Brake Rotor 681951PER

The Raybestos Specialty - Street Performance; S-Groove Technology disc brake rotor 681951PER is engineered for reliable braking performance on Ford F-150 trucks. Designed to meet specific fitment requirements, this vented rotor ensures consistent heat dissipation and durability under street driving conditions.

• Compatible with Ford F-150 models
• Vented disc brake rotor for improved cooling
• Nominal thickness of 0.866 inches (22.000 mm)
• Discard thickness at 0.787 inches (20.000 mm)
• Overall height of 1.689 inches (42.900 mm)
• Outside diameter of 13.228 inches (336.000 mm)
• Inside diameter of 9.587 inches (243.500 mm)
• 6 mounting bolt holes with 0.618 inch (15.700 mm) diameter
• Conventional rotor type with 6 stud/lug holes

Detailed Product Description

This Raybestos disc brake rotor, part number 681951PER, is designed specifically for Ford F-150 trucks requiring a vented rotor with precise dimensions. The rotor features a nominal thickness of 0.866 inches (22.000 mm) and a discard thickness of 0.787 inches (20.000 mm), ensuring safe and effective braking performance throughout its service life. The vented design promotes better heat dissipation, reducing the risk of brake fade during extended use. With an outside diameter of 13.228 inches (336.000 mm) and an overall height of 1.689 inches (42.900 mm), this rotor fits the specified mounting bolt pattern of 6 holes, each 0.618 inches (15.700 mm) in diameter, arranged on a 5.315 inch (135.000 mm) bolt circle diameter. The inside diameter measures 9.587 inches (243.500 mm), matching the hub specifications for a secure fit.

Specialty - Street Performance; S-Groove Technology Line

The Raybestos Specialty - Street Performance; S-Groove Technology product line focuses on delivering rotors optimized for street performance applications. This line incorporates S-Groove technology designed to reduce brake noise and improve pad bite, making it suitable for drivers who demand consistent braking response without sacrificing comfort. The 681951PER rotor benefits from this technology, providing a balance between performance and durability tailored for Ford F-150 trucks.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Ford F-150
• Addresses brake fade caused by overheating during street driving
• Resolves vibration or pulsation issues due to rotor thickness variation
• Improves braking consistency with vented rotor design
• Compatible upgrade for rotors requiring 6-bolt mounting pattern

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern compatibility with your Ford F-150 before installation
• Inspect brake pads and hardware for wear and replace if necessary
• Ensure proper torque specifications on mounting bolts to avoid rotor warping
• Clean rotor surface with brake cleaner before installation to remove any protective coatings
• Perform a bed-in procedure after installation to optimize braking performance

Quality Assurance and Warranty

Raybestos disc brake rotors, including part number 681951PER, are manufactured to meet or exceed OEM specifications for fit, form, and function. The Specialty - Street Performance; S-Groove Technology line undergoes rigorous quality control to ensure durability and consistent braking performance. Warranty coverage details should be confirmed with the product documentation or manufacturer.