DuraGo BD8999 Brake Drum - Rear

Durable Brake Drum for Cadillac, Chevrolet, and GMC Vehicles

The DuraGo BD8999 brake drum is engineered to provide reliable braking performance for select Cadillac, Chevrolet, and GMC models. Designed with a composite construction featuring cast iron and a steel top, this brake drum offers durability and consistent operation for your vehicle's braking system.

• Composite construction with cast iron and steel top for strength
• Outside diameter of 13.46 inches (342 mm) for precise fitment
• Brake surface width of 3.27 inches (83 mm) to ensure effective braking contact
• Equipped with outer cooling fins to help dissipate heat during braking
• 6 bolt holes with a bolt circle diameter of 5.5 inches (139.7 mm) for secure mounting
• Nominal drum diameter of 11.15 inches (283.3 mm) with a maximum discard diameter of 11.24 inches (285.5 mm)
• Center hole diameter of 3.1 inches (78.8 mm) for proper alignment
• ABS tone ring not included

Technical Details and Construction

The BD8999 brake drum features a composite construction combining cast iron with a steel top layer, providing a balance of durability and heat resistance. Its outer cooling fins are designed to improve heat dissipation, reducing the risk of brake fade during extended use. The drum measures 13.46 inches in outside diameter and 3.84 inches in overall height, ensuring compatibility with the braking system specifications of compatible vehicles. The 6-bolt hole configuration with a 5.5-inch bolt circle diameter allows for secure and precise installation.

Compatible Vehicles and Applications

This brake drum is compatible with a range of full-size SUVs and trucks, including:

• Cadillac Escalade
• Chevrolet K1500 Suburban
• Chevrolet Tahoe
• GMC Yukon

It is designed to meet the braking demands of these vehicles, providing consistent stopping power and reliable performance under various driving conditions.

Common Issues Addressed by the DuraGo BD8999 Brake Drum

• Brake noise or vibration caused by worn or damaged drums
• Reduced braking efficiency due to uneven drum wear
• Overheating and brake fade from insufficient heat dissipation
• Brake pulsation resulting from out-of-round drums
• Corrosion and surface damage affecting braking surface integrity

Installation Notes and Tips

When installing the DuraGo BD8999 brake drum, ensure the following:

• Verify compatibility with your vehicle’s make and model before installation
• Inspect the brake shoes and hardware for wear and replace if necessary
• Clean the mounting surface and hub to ensure proper fitment
• Check the drum for roundness and surface condition before installation
• Torque the bolts to manufacturer specifications to avoid warping

Quality Assurance and Warranty

DuraGo brake drums are manufactured to meet industry standards for performance and durability. While this product does not include a rust-resistant coating, its composite construction and cooling fins contribute to long service life. Please refer to DuraGo’s warranty policy for specific coverage details related to the BD8999 brake drum.