Raybestos 66402R Disc Brake Rotor and Hub Assembly - Front

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

The Raybestos R-Line 66402R disc brake rotor and hub assembly is engineered for reliable braking performance on Ford Explorer and Mazda Navajo models. Designed to meet precise specifications, this assembly ensures proper fit and function for your vehicle's braking system.

• Compatible with Ford Explorer and Mazda Navajo
• Part number 66402R for easy identification
• Includes disc brake rotor and hub assembly
• Mounting bolt hole quantity: 5
• Mounting bolt hole circle diameter: 114.3 mm (4.5 inches)
• Mounting bolt hole diameter: 13.7 mm (0.54 inches)
• Nominal rotor thickness: 22.2 mm (0.875 inches)
• Discard rotor thickness: 20.6 mm (0.811 inches)
• Stud/lug hole quantity: 5

Detailed Specifications and Features

This Raybestos R-Line disc brake rotor and hub assembly (part number 66402R) is designed with precise dimensions to ensure optimal compatibility and performance. The rotor features a nominal thickness of 22.2 mm (0.875 inches) and a discard thickness of 20.6 mm (0.811 inches), which are critical for maintaining safe braking operation and determining when replacement is necessary. The assembly includes five mounting bolt holes arranged in a circle with a diameter of 114.3 mm (4.5 inches), and each hole measures 13.7 mm (0.54 inches) in diameter. Additionally, the hub assembly accommodates five stud or lug holes, matching the wheel configuration of the Ford Explorer and Mazda Navajo models.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering reliable and consistent brake components that meet or exceed OEM specifications. This line is designed to provide dependable braking performance and durability, making it suitable for replacement parts on vehicles like the Ford Explorer and Mazda Navajo. The R-Line assemblies are engineered to precise standards, ensuring proper fitment and function within the braking system.

Common Applications and Problem Solving

• Replacement for worn or warped disc brake rotors on Ford Explorer and Mazda Navajo
• Addresses brake pulsation or vibration issues caused by uneven rotor surfaces
• Restores proper wheel hub alignment and mounting integrity
• Solves noise or squealing related to damaged or uneven rotors
• Ensures safe braking performance by maintaining correct rotor thickness

Installation Notes and Tips

• Verify compatibility with your specific Ford Explorer or Mazda Navajo model year before installation
• Inspect mounting surfaces and hardware for wear or damage prior to assembly
• Torque mounting bolts to manufacturer specifications to ensure secure fitment
• Check rotor thickness regularly and replace when below discard thickness of 20.6 mm
• Use proper tools to avoid damage to the rotor or hub during installation

Quality Assurance and Warranty

Raybestos R-Line brake components are manufactured to meet stringent quality standards, ensuring consistent performance and durability. While specific warranty details for part number 66402R may vary, Raybestos typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or contact the manufacturer for exact warranty terms.