Raybestos 66406R Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Ford, Lincoln, and Mercury Vehicles

The Raybestos R-Line 66406R disc brake rotor is engineered to meet the braking demands of select Ford, Lincoln, and Mercury models. Designed for durability and consistent performance, this vented rotor supports safe stopping power for vehicles like the Taurus, Continental, Contour, and Sable.

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

Detailed Specifications and Product Line Information

The Raybestos R-Line 66406R rotor is part of the R-Line series, which focuses on providing reliable replacement brake components that meet or exceed OEM specifications. This rotor features a vented design to enhance cooling during braking, reducing the risk of brake fade under normal driving conditions. The nominal thickness of 0.550 inches ensures a solid braking surface, while the discard thickness of 0.502 inches indicates the minimum safe thickness before replacement is necessary. The rotor’s 10.100-inch outside diameter and 1.540-inch overall height are designed to fit specific Ford, Lincoln, and Mercury models, including the Taurus, Continental, Contour, and Sable. The five mounting bolt holes and 4.250-inch bolt circle diameter provide secure installation on compatible vehicles.

Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Restores braking performance on Ford Taurus, Lincoln Continental, Mercury Sable, and Ford Contour
• Addresses rotor thickness below manufacturer discard limits
• Improves heat dissipation to reduce brake fade during extended use
• Compatible with vehicles requiring conventional vented rotors with five lug holes

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern match vehicle specifications before installation
• Inspect brake pads and hardware for wear and replace as needed during rotor installation
• Ensure proper torque on mounting bolts to manufacturer specifications
• Clean rotor surface with brake cleaner to remove any protective coatings before use
• Check for proper rotor runout to avoid brake vibration

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. The 66406R rotor is engineered to OEM specifications for fit and function on compatible Ford, Lincoln, and Mercury vehicles. While specific warranty details may vary, Raybestos products typically include coverage against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.