Raybestos 980631R Disc Brake Rotor - Rear

Overview of Raybestos R-Line Disc Brake Rotor 980631R

The Raybestos R-Line Disc Brake Rotor 980631R is engineered for reliable braking performance on Toyota Highlander models. Designed with precise thickness specifications and a drum-in-hat configuration, this rotor meets the demands of everyday driving and maintenance.

• Compatible with Toyota Highlander vehicles
• Part number 980631R for accurate identification
• Drum-in-hat type rotor design
• Nominal thickness: 0.390 inches (9.900 mm)
• Discard thickness: 0.330 inches (8.400 mm)
• Mounting bolt hole circle diameter: 114.3 mm (4.5 inches)
• Mounting bolt hole diameter: 4.5 mm (0.177 inches)

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 0.390 inches (9.900 mm), ensuring sufficient material for effective braking and longevity. The discard thickness is set at 0.330 inches (8.400 mm), indicating the minimum safe thickness before replacement is necessary. The rotor uses a drum-in-hat design, integrating the drum brake mechanism within the rotor hat for compatibility with specific braking systems. Mounting is facilitated by bolt holes arranged on a 114.3 mm (4.5 inch) circle diameter, with each hole measuring 4.5 mm in diameter, ensuring a secure fit on the Toyota Highlander hub assembly.

Raybestos R-Line Product Line Details

The R-Line by Raybestos is a product line focused on delivering dependable brake components that meet OEM specifications. This line emphasizes precise engineering and consistent quality, making it suitable for replacement parts like the 980631R disc brake rotor. The R-Line rotors are designed to maintain proper fitment and performance for vehicles such as the Toyota Highlander, supporting safe and effective braking under normal driving conditions.

Applications and Problem Solving

• Replacement for worn or warped rotors on Toyota Highlander models
• Addresses brake pulsation caused by uneven rotor thickness
• Restores braking efficiency when rotor thickness falls below discard limits
• Compatible with drum-in-hat brake systems requiring integrated drum brake components
• Ensures proper mounting and alignment with specified bolt hole dimensions

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets nominal specifications
• Check mounting bolt hole alignment with vehicle hub for proper fit
• Clean rotor surface and hub mounting area to prevent uneven wear
• Use recommended torque specifications for mounting bolts to avoid distortion
• Inspect brake pads and related components during rotor replacement

Quality Assurance and Warranty

Raybestos R-Line rotors, including part number 980631R, are manufactured to meet industry standards for durability and performance. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty covering defects in materials and workmanship. Proper installation and maintenance are essential to ensure the longevity and safety of the brake rotor on your Toyota Highlander.