Raybestos 66943 Disc Brake Rotor - Front

Raybestos Specialty - Truck Disc Brake Rotor Overview

The Raybestos Specialty - Truck disc brake rotor 66943 is engineered for reliable braking performance on Ford Expedition and Lincoln Navigator models. Designed to meet specific vehicle requirements, this vented rotor ensures effective heat dissipation and consistent stopping power.

• Vented disc brake rotor for improved cooling
• Nominal thickness of 1.185 inches (30.100 mm)
• Discard thickness at 1.091 inches (27.700 mm)
• Overall height of 1.850 inches (47.000 mm)
• Outside diameter measuring 12.120 inches (307.850 mm)
• Five mounting bolt holes with a 5.315 inch (135.000 mm) bolt circle diameter
• Center hole diameter of 3.638 inches (92.400 mm)
• Conventional rotor type compatible with drum-in-hat setups

Detailed Specifications and Features

This Raybestos disc brake rotor 66943 is part of the Specialty - Truck product line, which focuses on heavy-duty and truck-specific braking components. The vented design enhances heat dissipation during braking, reducing the risk of brake fade under demanding conditions. With a nominal thickness of 1.185 inches and a discard thickness of 1.091 inches, this rotor maintains structural integrity and safety throughout its service life. The rotor’s 12.120-inch outside diameter and 1.850-inch overall height are tailored to fit the braking system of Ford Expedition and Lincoln Navigator vehicles, ensuring proper fitment and performance.

Compatible Vehicles and Applications

• Ford Expedition brake rotor replacement
• Lincoln Navigator disc brake rotor upgrade
• Addressing brake rotor wear and thickness below discard limits
• Resolving brake noise and vibration issues related to rotor condition
• Improving braking efficiency for heavy-duty truck applications

Installation Notes and Tips

When installing the Raybestos 66943 disc brake rotor, ensure the mounting surface is clean and free of debris to prevent uneven rotor seating. Verify the rotor thickness before installation to confirm it meets the nominal specifications. Use the correct torque specifications for the five mounting bolts to maintain rotor alignment and safety. This rotor is designed for vehicles with a 5-lug bolt pattern and a 135 mm bolt circle diameter, so confirm compatibility with your Ford Expedition or Lincoln Navigator model year and trim.

Quality Assurance and Warranty

Raybestos Specialty - Truck rotors are manufactured to meet or exceed OEM standards for durability and performance. The 66943 rotor undergoes rigorous quality control to ensure consistent thickness, balance, and material integrity. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty against defects in materials and workmanship, supporting reliable service life in truck applications.