DuraGo BD80120 Brake Drum - Rear

Reliable DuraGo Brake Drum for Chevrolet, GMC, and Isuzu Vehicles

The DuraGo BD80120 brake drum is engineered to meet the braking needs of Chevrolet Canyon, Colorado, GMC Canyon, Colorado, and Isuzu i-280, i-290, i-350, and i-370 models. Constructed from full cast iron, this brake drum offers consistent performance and durability for your vehicle's braking system.

• Material: Full cast iron construction for strength and heat resistance
• Outside Diameter: 13.19 inches (335 mm) ensuring proper fit and function
• Nominal Drum Diameter: 11.61 inches (295 mm) for accurate braking surface
• Bolt Hole Quantity: 6 with 0.55 inch (14 mm) diameter for secure mounting
• Bolt Circle Diameter: 5.5 inches (139.7 mm) compatible with specified vehicle models
• Brake Surface Width: 2.4 inches (60.9 mm) providing adequate contact area
• Overall Height: 3.16 inches (80.3 mm) matching OEM specifications
• Center Hole Diameter: 3.98 inches (101 mm) for proper hub alignment

Detailed Brake Drum Specifications and Construction

The BD80120 brake drum is made from cast iron, a material known for its excellent heat dissipation and wear resistance, essential for maintaining braking efficiency under demanding conditions. This full cast construction ensures structural integrity and longevity. The drum does not include an ABS tone ring or outer cooling fins, aligning with the original equipment design for the compatible Chevrolet, GMC, and Isuzu models. Its dimensions, including the outside diameter and bolt pattern, are designed to match factory specifications, ensuring a precise fit and reliable braking performance.

Compatible Vehicles and Application

This brake drum is compatible with the following makes and models:

• Chevrolet Canyon and Colorado
• GMC Canyon and Colorado
• Isuzu i-280, i-290, i-350, and i-370

It is designed to replace worn or damaged brake drums on these vehicles, restoring braking function and safety.

Common Issues Addressed by the DuraGo BD80120 Brake Drum

• Brake noise caused by worn or scored drums
• Reduced braking efficiency due to uneven drum wear
• Vibration or pulsation during braking from warped drums
• Brake fade resulting from heat damage or material fatigue
• Corrosion-related surface degradation affecting brake contact

Installation Notes and Tips

When installing the DuraGo BD80120 brake drum, ensure the following:

• Clean the hub surface to remove rust and debris for proper seating
• Verify bolt hole alignment with the vehicle’s hub assembly
• Check the brake shoes for wear and replace if necessary
• Measure drum diameter to confirm it is within discard limits (maximum brake diameter discard at 11.67 inches / 296.5 mm)
• Torque bolts to manufacturer specifications to avoid loosening or damage

Quality Assurance and Warranty Information

DuraGo manufactures the BD80120 brake drum to meet industry standards for durability and performance. While this product does not include a rust-resistant coating, its cast iron construction provides reliable wear resistance. Please refer to DuraGo’s warranty policy for specific coverage details related to this brake drum.