Raybestos 6600R Disc Brake Rotor - Front

Overview of Raybestos R-Line 6600R Disc Brake Rotor

The Raybestos R-Line 6600R disc brake rotor is engineered for reliable braking performance on Ford Cougar and Mercury Thunderbird models. Designed as a solid, conventional rotor, it meets precise specifications to ensure proper fit and function.

• Solid disc brake rotor with conventional design
• Outside diameter: 10.865 inches (275.95 mm)
• Nominal thickness: 1.025 inches (26.05 mm)
• Discard thickness: 0.935 inches (23.75 mm)
• Overall height: 2.005 inches (50.95 mm)
• Mounting bolt hole quantity: 5 with 0.552 inch (14 mm) diameter
• Center hole diameter: 2.54 inches (64.5 mm)
• Mounting bolt hole circle diameter: 4.25 inches (107.95 mm)
• Stud/lug hole quantity: 5

Detailed Product Description

This Raybestos R-Line 6600R rotor is a solid, conventional disc brake rotor designed specifically for select Ford Cougar and Mercury Thunderbird vehicles. The rotor features a 10.865-inch outside diameter and a nominal thickness of 1.025 inches, providing the necessary surface area and material thickness for consistent braking performance. The discard thickness of 0.935 inches indicates the minimum allowable thickness before replacement is required, helping maintain safe braking conditions. The rotor’s overall height measures 2.005 inches, ensuring compatibility with the vehicle’s brake caliper and hub assembly. It includes five mounting bolt holes with a 0.552-inch diameter arranged on a 4.25-inch bolt circle diameter, matching the factory specifications for secure installation. The center hole diameter of 2.54 inches allows proper centering on the hub, reducing vibration and uneven wear.

Compatible Vehicles and Applications

This disc brake rotor is compatible with the following vehicles:

• Ford Cougar
• Mercury Thunderbird

It is designed to replace worn or damaged rotors on these models, restoring braking efficiency and safety.

Common Issues Addressed by This Rotor

• Brake pulsation or vibration due to warped rotors
• Reduced braking performance from worn rotor thickness
• Uneven brake pad wear caused by rotor surface irregularities
• Noise or squealing from damaged or scored rotors
• Brake fade resulting from overheated or compromised rotors

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern match your vehicle before installation
• Inspect hub surface for rust or debris to ensure proper rotor seating
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Replace brake pads when installing new rotors for optimal performance
• Check rotor thickness regularly to monitor discard limits

Quality Assurance and Warranty

The Raybestos R-Line 6600R rotor is manufactured to meet OEM standards for fit, form, and function. Raybestos provides quality assurance through rigorous testing and material standards. Warranty coverage details should be confirmed with the product documentation or supplier.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering reliable, conventional brake components designed to meet the specifications of domestic vehicles. This line emphasizes precise fitment and consistent performance, making it suitable for routine maintenance and replacement on vehicles like the Ford Cougar and Mercury Thunderbird. The 6600R rotor exemplifies the R-Line’s commitment to quality and compatibility within its category.