Raybestos 681952PER Disc Brake Rotor - Front

Overview of Raybestos Disc Brake Rotor 681952PER

The Raybestos Specialty - Street Performance; S-Groove Technology disc brake rotor 681952PER is engineered for Ford Mustang models requiring reliable braking performance. This vented rotor is designed to maintain optimal thickness and heat dissipation for consistent stopping power under street driving conditions.

• Compatible with Ford Mustang vehicles
• Part number 681952PER for precise identification
• Vented disc brake rotor design for improved cooling
• Nominal thickness of 1.260 inches (32.000 mm) with discard thickness at 1.201 inches (30.500 mm)
• Outside diameter measures 13.858 inches (352.000 mm)
• Mounting bolt hole quantity: 5 with 0.622 inch (15.800 mm) diameter holes
• Center hole diameter of 2.795 inches (71.000 mm)
• Overall height of 2.520 inches (64.000 mm)
• Conventional rotor type with drum-in-hat compatibility

Detailed Product Specifications

This Raybestos disc brake rotor features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade. The rotor’s nominal thickness is 1.260 inches (32.000 mm), with a discard thickness of 1.201 inches (30.500 mm), ensuring a clear service limit for safe operation. The outside diameter of 13.858 inches (352.000 mm) and an inside diameter of 8.780 inches (223.000 mm) provide a precise fit for the Ford Mustang brake assembly. The rotor includes five mounting bolt holes with a 4.500 inch (114.300 mm) bolt circle diameter, accommodating standard lug configurations. The overall height of 2.520 inches (64.000 mm) supports proper caliper clearance and brake system integration.

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 advanced groove designs to improve pad bite and reduce brake dust accumulation, contributing to consistent braking feel and rotor longevity. The 681952PER rotor benefits from this technology, making it suitable for Ford Mustang drivers seeking dependable street-level braking performance without compromising durability.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Mustang models
• Addresses brake fade caused by excessive heat buildup
• Resolves uneven braking or pulsation due to rotor thickness variation
• Improves braking consistency during spirited street driving
• Compatible with conventional drum-in-hat brake systems

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify the rotor thickness is above the discard limit of 1.201 inches (30.500 mm) to maintain safety standards. Use proper torque specifications on the five mounting bolts to avoid rotor warping. It is recommended to inspect brake pads and calipers during rotor replacement to ensure full system compatibility and performance.

Quality Assurance and Warranty

Raybestos rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The 681952PER disc brake rotor undergoes rigorous quality control to ensure durability and consistent performance. Warranty coverage details should be confirmed with the product documentation or authorized Raybestos distributors.