Raybestos 66984R Disc Brake Rotor and Hub Assembly - Front

Overview of Raybestos R-Line Disc Brake Rotor and Hub Assembly

The Raybestos R-Line 66984R disc brake rotor and hub assembly is engineered for reliable braking performance on Ford and Lincoln trucks and SUVs. Designed specifically for models like the Ford F-150, F-150 Heritage, Expedition, and Lincoln Navigator, this assembly ensures precise fitment and consistent stopping power.

• Compatible with Ford Expedition, F-150, F-150 Heritage, and Lincoln Navigator
• Part number 66984R for easy identification
• Includes disc brake rotor and hub assembly in one unit
• Mounting bolt hole quantity: 5 with 135 mm bolt circle diameter
• Nominal rotor thickness: 1.185 inches (30.100 mm)
• Discard thickness: 1.091 inches (27.700 mm)
• Mounting bolt hole diameter: 0.600 inches (15.250 mm)
• Stud/lug hole quantity: 5 for secure wheel attachment

Raybestos R-Line Product Line Details

The R-Line from Raybestos is a dedicated product line focusing on delivering dependable brake components that meet or exceed OEM specifications. This disc brake rotor and hub assembly is part of the R-Line, which emphasizes precise engineering and durability for demanding applications such as full-size trucks and SUVs. The R-Line assemblies are designed to simplify installation by combining rotor and hub into a single unit, reducing labor time and ensuring proper alignment.

Technical Specifications and Features

This disc brake rotor and hub assembly features a nominal thickness of 1.185 inches (30.100 mm), providing a solid braking surface for consistent performance. The discard thickness is 1.091 inches (27.700 mm), indicating the minimum safe thickness before replacement is necessary. The assembly includes five mounting bolt holes arranged on a 135 mm (5.315 inch) bolt circle diameter, with each hole measuring 0.600 inches (15.250 mm) in diameter. The five stud/lug holes ensure compatibility with the wheel hub of the specified Ford and Lincoln models.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford F-150 and Lincoln Navigator
• Addresses brake pulsation and vibration issues caused by uneven rotor surfaces
• Restores proper wheel hub alignment and secure mounting
• Eliminates noise and uneven brake pad wear due to damaged rotors
• Improves braking reliability on Ford Expedition and F-150 Heritage models

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Inspect mounting bolts and studs for wear or damage during replacement
• Torque mounting bolts to manufacturer specifications to avoid warping
• Check brake pads for wear and replace if necessary when installing new rotor assembly
• Use proper tools to avoid damage to the hub and rotor surfaces

Quality Assurance and Warranty

Raybestos R-Line brake components are manufactured to meet strict quality standards, ensuring durability and performance. While specific warranty details for part number 66984R should be confirmed with the supplier or manufacturer, Raybestos typically offers coverage against defects in materials and workmanship. This assembly is designed to provide consistent braking performance throughout its service life when installed and maintained properly.