DuraGo BR31363 Disc Brake Rotor - Front

Durable Cast Iron Disc Brake Rotor for Mazda 3 and 5

The DuraGo BR31363 disc brake rotor is engineered to provide reliable braking performance for Mazda 3, Mazda 3 Sport, and Mazda 5 models. Crafted from full cast iron with a vented design, this rotor supports effective heat dissipation and consistent stopping power under various driving conditions.

• Material: Full cast iron construction for durability
• Vented rotor design to improve heat dissipation
• Nominal thickness: 0.98 inches (25 mm) with discard thickness at 0.91 inches (23 mm)
• Outside diameter: 11.81 inches (300 mm) for precise fitment
• Mounting bolt pattern: 5 holes with 4.5 inch (114.3 mm) bolt circle diameter
• Non-directional brake surface for versatile installation
• Compatible with Mazda 3, Mazda 3 Sport, and Mazda 5 models

Technical Details and Construction

The DuraGo BR31363 rotor features a full cast iron construction, providing a solid and durable braking surface. Its vented design allows air to flow between the rotor faces, reducing heat buildup and minimizing brake fade during extended use. The rotor measures 11.81 inches (300 mm) in outside diameter and has a nominal thickness of 0.98 inches (25 mm), with a discard thickness of 0.91 inches (23 mm) to indicate when replacement is necessary. The overall height is 1.91 inches (48.5 mm), and the center hole diameter is 2.83 inches (72 mm). This rotor includes five mounting bolt holes with a 4.5 inch (114.3 mm) bolt circle diameter and 0.55 inch (14 mm) bolt hole diameter, ensuring proper fitment on compatible Mazda vehicles.

Compatible Vehicles and Applications

This disc brake rotor is designed specifically for use on Mazda 3, Mazda 3 Sport, and Mazda 5 models. It is a conventional, non-directional rotor without cross-drilled or slotted features, making it suitable for standard braking systems on these vehicles. The DuraGo BR31363 rotor is ideal for drivers seeking a reliable replacement part that meets OEM specifications for their Mazda vehicles.

• Addresses brake rotor wear and thickness below discard limits
• Resolves issues with brake fade due to overheating
• Eliminates vibrations caused by warped rotors
• Restores proper braking performance and pedal feel
• Suitable for routine maintenance and rotor replacement

Installation Notes and Tips

When installing the DuraGo BR31363 rotor, ensure the mounting surface is clean and free of rust or debris to promote proper seating. Use the correct torque specifications for the mounting bolts to avoid rotor warping. Since this rotor does not include an ABS tone ring, verify compatibility with your vehicle’s ABS system. It is recommended to replace brake pads simultaneously to ensure optimal braking performance and rotor longevity.

Quality Assurance and Warranty

DuraGo manufactures the BR31363 rotor to meet industry standards for material quality and dimensional accuracy. While this rotor does not feature a rust-resistant coating, its full cast iron construction provides consistent performance. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary.