DuraGo BR5578 Disc Brake Rotor and Hub Assembly - Front

Overview of DuraGo BR5578 Disc Brake Rotor and Hub Assembly

The DuraGo BR5578 is a disc brake rotor and hub assembly designed specifically for Chevrolet Astro and GMC Safari models. Engineered to meet precise fitment requirements, this assembly ensures reliable braking performance and proper wheel alignment for your vehicle.

• Compatible with Chevrolet Astro and GMC Safari
• Vented rotor design for improved heat dissipation
• Includes ABS tone ring for accurate sensor readings
• Comes with inner and outer bearing cups and wheel studs
• 5 lug studs with 1/2-20 thread size
• Non-directional brake surface for versatile installation
• Rotor outside diameter: 11.85 inches (301 mm)
• Mounting bolt hole circle diameter: 5 inches (127 mm)

Detailed Product Features and Specifications

The DuraGo BR5578 rotor and hub assembly features a vented rotor type that helps reduce heat buildup during braking, which is essential for maintaining consistent stopping power. The rotor has a nominal thickness of 1.04 inches (26.3 mm) and a discard thickness of 0.96 inches (24.5 mm), ensuring it meets OEM specifications for durability and safety. This assembly includes an ABS tone ring, which is critical for vehicles equipped with anti-lock braking systems, providing accurate wheel speed data to the vehicle’s control module.

The hub assembly comes with both inner and outer bearing cups, as well as wheel studs, simplifying installation and ensuring a secure fit. The 5 lug studs have a thread size of 1/2-20, matching the factory specifications for Chevrolet Astro and GMC Safari models. The rotor’s non-directional brake surface allows for flexible installation without concern for rotor orientation.

Applications and Common Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Fixes ABS sensor errors related to damaged or missing tone rings
• Resolves wheel bearing noise or play due to worn bearing cups
• Addresses uneven brake pad wear from damaged rotors
• Improves braking performance and wheel alignment on Chevrolet Astro and GMC Safari

Installation Notes and Tips

• Verify compatibility with your specific Chevrolet Astro or GMC Safari model year before installation
• Inspect wheel bearings and replace if necessary during installation
• Ensure proper torque specifications on lug studs and mounting bolts
• Check ABS sensor alignment with the included tone ring for accurate readings
• Follow manufacturer guidelines for rotor thickness discard limits to maintain safety

Quality Assurance and Warranty Information

DuraGo manufactures the BR5578 rotor and hub assembly to meet or exceed OEM standards for fit, form, and function. While this product does not include a rust-resistant coating, it is engineered for durability under normal operating conditions. Please consult the warranty information provided by DuraGo or your parts distributor for specific coverage details.