DuraGo BR5520 Disc Brake Rotor and Hub Assembly - Front

Overview of DuraGo BR5520 Disc Brake Rotor and Hub Assembly

The DuraGo BR5520 is a vented disc brake rotor and hub assembly designed for heavy-duty Chevrolet and GMC trucks. Engineered to meet the specific requirements of models like the Chevrolet C30 and GMC R3500, this assembly ensures reliable braking performance and durability.

• Compatible with Chevrolet C30, C3500, GMC G30, P30, P3500, R30, and R3500 models
• Vented rotor design for improved heat dissipation
• Includes inner and outer bearing cups for complete hub assembly
• Equipped with 8 wheel studs, 9/16-18 thread size
• Non-directional brake surface for versatile installation
• Rotor outside diameter: 12.5 inches (317.6 mm)
• Mounting bolt hole circle diameter: 6.5 inches (165.1 mm)
• Overall height: 7.69 inches (195.3 mm)
• Nominal thickness: 1.54 inches (39.1 mm), discard thickness: 1.46 inches (37.2 mm)

Detailed Product Description

The DuraGo BR5520 disc brake rotor and hub assembly is engineered for medium to heavy-duty Chevrolet and GMC trucks, including the C30, C3500, G30, P30, P3500, R30, and R3500 models. This assembly features a vented rotor design that enhances heat dissipation during braking, reducing the risk of brake fade under demanding conditions. The rotor measures 12.5 inches in diameter with a nominal thickness of 1.54 inches, ensuring a robust braking surface. The assembly includes both inner and outer bearing cups, providing a complete hub solution that simplifies installation and maintenance.

With 8 wheel studs sized at 9/16-18 thread, the BR5520 supports secure wheel mounting. The non-directional brake surface allows for flexible installation without concern for rotor orientation. The mounting bolt hole circle diameter of 6.5 inches ensures compatibility with the specified Chevrolet and GMC truck models. Although this rotor does not include an ABS tone ring or rust-resistant coating, it meets the necessary specifications for reliable braking performance in its intended applications.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Chevrolet C30 and GMC R3500 trucks
• Addresses brake pulsation and vibration issues caused by uneven rotor surfaces
• Restores proper hub function with included bearing cups
• Improves braking consistency in heavy-duty truck applications
• Suitable for vehicles requiring 8-stud wheel configurations with 9/16-18 thread size

Installation Notes and Tips

• Ensure compatibility with your specific Chevrolet or GMC truck model before installation
• Inspect wheel studs and bearings for wear during replacement
• Torque wheel studs to manufacturer specifications to avoid loosening or damage
• Check rotor thickness and discard limits to confirm suitability for reuse or replacement
• Use proper tools to install bearing cups included with the assembly

Quality Assurance and Warranty

DuraGo manufactures the BR5520 rotor and hub assembly to meet OEM standards for fit and function. While this product does not feature a rust-resistant coating, it is constructed to provide consistent braking performance under typical operating conditions. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.