DuraGo BR900458 Disc Brake Rotor - Front

Overview of DuraGo BR900458 Disc Brake Rotor

The DuraGo BR900458 is a cast iron disc brake rotor designed specifically for Mazda RX-8 models. Engineered for reliable braking performance, this rotor features a vented construction to help dissipate heat effectively during operation.

• Material: Full cast iron construction
• Vented rotor design for improved heat dissipation
• Nominal thickness: 0.94 inches (24 mm)
• Discard thickness: 0.87 inches (22 mm)
• Outside diameter: 11.92 inches (302.8 mm)
• Mounting bolt hole quantity: 5 with 0.51 inch (13 mm) diameter
• Non-directional brake surface for versatile installation
• Conventional rotor type without ABS tone ring

Detailed Product Description

The DuraGo BR900458 disc brake rotor is constructed from durable cast iron, providing consistent braking performance and structural integrity. Its vented design allows air to flow between the rotor surfaces, reducing heat buildup and minimizing brake fade during extended use. With a nominal thickness of 0.94 inches and a discard thickness of 0.87 inches, this rotor meets the specifications required for safe and effective braking on the Mazda RX-8. The rotor’s outside diameter measures 11.92 inches, and it features five mounting bolt holes arranged on a 4.5 inch (114.3 mm) bolt circle diameter, ensuring proper fitment and secure installation.

Compatible Vehicles and Applications

• Compatible with Mazda RX-8 models requiring a 302.8 mm vented disc brake rotor
• Designed for use in conventional braking systems without ABS tone rings
• Suitable for replacement of worn or damaged front or rear rotors on RX-8 vehicles
• Addresses issues such as rotor warping, uneven wear, and reduced braking efficiency

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.87 inches) before installation
• Clean rotor surface and hub mounting area to prevent vibration and noise
• Use proper torque specifications for the 5 mounting bolts to secure the rotor
• Check brake pads for wear and replace if necessary to maintain optimal braking performance
• Verify rotor compatibility with your specific Mazda RX-8 model year and brake system

Quality Assurance and Warranty

DuraGo manufactures the BR900458 rotor to meet industry standards for durability and performance. While this rotor does not include a rust-resistant coating, its full cast iron construction provides reliable service life under normal operating conditions. Please consult DuraGo or your parts provider for specific warranty details related to this part number.