Raybestos 980475R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 980475R

The Raybestos R-Line Disc Brake Rotor 980475R is engineered for Mazda MX-5 and MX-5 Miata models, providing reliable braking performance. This vented rotor is designed to meet OEM specifications, ensuring consistent stopping power and durability.

• Compatible with Mazda MX-5 and MX-5 Miata
• Part number 980475R for precise identification
• Vented disc brake rotor design for improved heat dissipation
• Overall diameter of 11.406 inches (289.7 mm)
• Nominal thickness of 0.866 inches (22.0 mm) with discard thickness at 0.787 inches (20.0 mm)
• Five mounting bolt holes with a 4.5 inch (114.3 mm) bolt circle diameter
• Center hole diameter of 2.835 inches (72.0 mm)
• Conventional rotor type suitable for standard braking systems

Raybestos R-Line Product Line Details

The R-Line by Raybestos focuses on delivering rotors that meet strict quality and performance standards for everyday driving conditions. This product line emphasizes durability and consistent braking response, making it suitable for Mazda MX-5 and MX-5 Miata owners seeking reliable replacement parts. The 980475R rotor maintains the balance between OEM fitment and cost-effective maintenance.

Technical Specifications and Features

This disc brake rotor features a vented design that enhances cooling during braking, reducing the risk of brake fade. The rotor's nominal thickness of 0.866 inches (22.0 mm) ensures structural integrity, while the discard thickness of 0.787 inches (20.0 mm) indicates the minimum safe thickness before replacement is necessary. The overall height measures 1.772 inches (45.0 mm), and the rotor includes five mounting bolt holes with a diameter of 0.517 inches (13.15 mm), arranged on a 4.5 inch (114.3 mm) bolt circle. The center hole diameter of 2.835 inches (72.0 mm) allows for proper hub fitment on compatible Mazda MX-5 and MX-5 Miata models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rotor thickness below manufacturer discard limits
• Improving heat dissipation to reduce brake fade during extended use
• Restoring proper rotor dimensions for consistent brake pad contact
• Ensuring compatibility with Mazda MX-5 and MX-5 Miata braking systems

Installation Notes and Tips

When installing the Raybestos R-Line 980475R rotor, ensure the rotor surface and hub mounting area are clean and free of rust or debris. Use proper torque specifications for the five mounting bolts to avoid rotor warping. It is recommended to replace brake pads simultaneously to maintain optimal braking performance. Verify rotor thickness before installation to confirm it meets minimum discard thickness requirements.

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet or exceed OEM standards, providing consistent performance and durability. While specific warranty details for part number 980475R are not provided here, Raybestos typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.