Raybestos 980579R Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Mazda CX-9

The Raybestos R-Line 980579R disc brake rotor is engineered to provide consistent braking performance for your Mazda CX-9. Designed with precision and durability in mind, this rotor meets exact fitment specifications to ensure optimal compatibility and safety.

• Compatible with Mazda CX-9 models
• Part number 980579R for accurate identification
• Vented, drum-in-hat rotor design for improved heat dissipation
• 5 mounting bolt holes with a 114.3 mm bolt circle diameter
• Overall diameter of 324.8 mm (12.787 inches) and height of 56.6 mm (2.228 inches)
• Smooth surface type for consistent pad contact
• Nominal thickness of 18.0 mm (0.709 inches) with discard thickness at 16.0 mm (0.630 inches)

Detailed Specifications and Design Features

This Raybestos R-Line disc brake rotor (part number 980579R) features a vented design that enhances cooling during braking, reducing the risk of brake fade. The drum-in-hat configuration integrates a parking brake drum within the rotor, providing a compact and efficient braking solution for the Mazda CX-9. The rotor’s smooth surface ensures even pad wear and reliable stopping power. With five mounting bolt holes spaced on a 114.3 mm diameter circle and a center hole diameter of 72.0 mm (2.835 inches), this rotor fits precisely on the vehicle’s hub assembly.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering dependable replacement brake components that meet or exceed OEM specifications. This line is designed for drivers seeking quality and performance without unnecessary complexity. The 980579R rotor exemplifies the R-Line’s commitment to durability and fitment accuracy, making it a suitable choice for maintaining the braking system of your Mazda CX-9.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing vibration during braking
• Restores braking efficiency lost due to rotor thickness below discard limits
• Addresses noise issues related to uneven rotor surfaces
• Improves heat dissipation to prevent brake fade on demanding drives
• Supports parking brake functionality with integrated drum-in-hat design

Installation Notes and Tips

• Ensure rotor thickness is above the discard thickness of 16.0 mm before installation
• Clean mounting surfaces to prevent rotor runout and uneven wear
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to maintain optimal braking performance
• Check for proper alignment of the drum-in-hat parking brake assembly during installation

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship. Using part number 980579R guarantees you receive a rotor designed specifically for the Mazda CX-9, supporting safe and effective braking.