DuraGo BR55066-01 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Chevrolet and GMC Vehicles

The DuraGo BR55066-01 disc brake rotor is engineered to provide consistent braking performance for a range of Chevrolet and GMC models. Designed with durable cast iron and a rust-resistant coating, this rotor supports safe and efficient stopping power under various driving conditions.

• Constructed from full cast iron for strength and durability
• Vented rotor design to improve heat dissipation
• Rust-resistant coating to extend rotor life
• Drum-in-hat type rotor with 6 mounting bolt holes
• Compatible with Chevrolet Silverado 1500, GMC Sierra 1500, Tahoe, Yukon, and more

Durable Construction and Precise Specifications

The BR55066-01 rotor features a nominal thickness of 0.79 inches (20 mm) and a discard thickness of 0.73 inches (18.5 mm), ensuring it meets strict wear limits for safe operation. Its vented design helps reduce brake fade by allowing better airflow and heat dissipation during braking. The rotor’s overall height measures 3.35 inches (85.2 mm), with an outside diameter of 12.8 inches (325 mm), fitting perfectly on compatible Chevrolet and GMC models. The drum-in-hat construction integrates a drum brake surface, providing versatility for vehicles equipped with rear drum brakes. Additionally, the rotor includes six mounting bolt holes with a bolt circle diameter of 5.5 inches (139.7 mm) and a center hole diameter of 3.09 inches (78.6 mm).

Compatible Chevrolet and GMC Models

This DuraGo disc brake rotor is compatible with a variety of Chevrolet and GMC vehicles, including the Chevrolet Astro, Avalanche 1500, Safari, Silverado 1500, Silverado 1500 Classic, Silverado 2500, Suburban 1500, Tahoe, and the GMC Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Yukon, and Yukon XL 1500. The part number BR55066-01 ensures precise fitment for these models, making it a reliable replacement option for maintaining braking performance.

Common Issues Addressed by This Rotor

• Brake rotor warping causing vibration during braking
• Excessive rotor wear leading to reduced braking efficiency
• Corrosion and rust buildup affecting rotor surface
• Overheating and brake fade during heavy use
• Incompatibility with drum-in-hat brake systems

Installation Notes and Tips

When installing the DuraGo BR55066-01 rotor, ensure the mounting surface is clean and free of debris to promote proper seating. Verify the rotor thickness before installation to confirm it meets the minimum discard thickness of 0.73 inches (18.5 mm). This rotor is non-directional, so it can be installed on either side without concern for rotation direction. Use the correct torque specifications for the six mounting bolts to avoid rotor distortion.

Quality Assurance and Warranty

DuraGo manufactures this disc brake rotor with quality materials and precise engineering to meet OEM standards. The rust-resistant coating helps protect against corrosion, extending the rotor’s service life. While specific warranty details are not provided, DuraGo products typically adhere to industry quality controls to ensure reliable performance on Chevrolet and GMC vehicles.