Raybestos 66406 Disc Brake Rotor - Rear

Overview of Raybestos 66406 Disc Brake Rotor

The Raybestos Specialty - Street Performance disc brake rotor 66406 is engineered for reliable braking performance on select Ford, Lincoln, and Mercury vehicles. Designed to meet the demands of street driving, this rotor offers precise fitment and consistent stopping power for models like the Ford Taurus, Lincoln Continental, Mercury Sable, and Ford Contour.

• Vented disc brake rotor for improved heat dissipation
• Nominal thickness of 0.550 inches (13.950 mm) with discard thickness at 0.502 inches (12.750 mm)
• Overall height of 1.540 inches (39.100 mm)
• Outside diameter measures 10.100 inches (256.550 mm)
• Five mounting bolt holes with a bolt circle diameter of 4.250 inches (107.950 mm)
• Center hole diameter of 2.540 inches (64.500 mm)
• Conventional rotor type compatible with drum-in-hat setups

Specialty - Street Performance Product Line

The Raybestos Specialty - Street Performance line focuses on delivering rotors tailored for street-driven vehicles requiring dependable braking under everyday conditions. This product line balances durability and performance, making it suitable for drivers of Ford, Lincoln, and Mercury models who need rotors engineered for consistent stopping power without the complexity of racing-grade components.

Detailed Product Description

This Raybestos disc brake rotor 66406 features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade on street vehicles such as the Ford Taurus and Lincoln Continental. The rotor’s nominal thickness of 0.550 inches ensures structural integrity, while the discard thickness of 0.502 inches indicates the minimum safe thickness before replacement is necessary. With an outside diameter of 10.100 inches and an overall height of 1.540 inches, this rotor fits precisely on vehicles equipped with a five-lug mounting pattern and a 4.250-inch bolt circle diameter. The center hole diameter of 2.540 inches allows for proper hub alignment, ensuring smooth installation and operation.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Taurus, Lincoln Continental, Mercury Sable, and Ford Contour
• Addresses brake noise and vibration caused by uneven rotor surfaces
• Improves braking consistency by restoring proper rotor thickness and surface condition
• Helps prevent brake fade during extended street driving with vented rotor design
• Compatible with conventional drum-in-hat brake systems requiring vented rotors

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern compatibility with your specific vehicle model
• Inspect hub surface for cleanliness and damage before installation
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Replace brake pads simultaneously to ensure optimal braking performance
• Check rotor thickness regularly and replace when reaching discard thickness of 0.502 inches

Quality Assurance and Warranty

Raybestos disc brake rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The Specialty - Street Performance line undergoes rigorous quality control to ensure durability and consistent braking performance. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship, providing confidence in the longevity of part number 66406 for compatible Ford, Lincoln, and Mercury vehicles.