DuraGo BD8789 Brake Drum - Rear

Durable Brake Drum for Ford E-100 and F-150 Models

The DuraGo BD8789 brake drum is engineered to provide reliable braking performance for select Ford trucks and vans. Designed with a composite construction featuring cast iron and a steel top, this brake drum meets the demands of vehicles like the Ford E-100 Econoline and F-150.

• Material: Cast iron with steel top for strength and durability
• Outside Diameter: 12.81 inches (325.5 mm)
• Nominal Drum Diameter: 11.03 inches (280.2 mm)
• Brake Surface Width: 2.76 inches (70.1 mm)
• Bolt Hole Quantity: 5 with 0.61 inch (15.6 mm) diameter
• Bolt Circle Diameter: 5.5 inches (139.7 mm)
• Center Hole Diameter: 2.88 inches (73.1 mm)
• Overall Height: 3.63 inches (92.2 mm)
• No ABS tone ring or outer cooling fins included

Technical Details and Construction

The BD8789 brake drum features a composite construction combining cast iron with a steel top layer, providing a balance of heat dissipation and structural integrity. Its 12.81-inch outside diameter and 2.76-inch brake surface width ensure compatibility with the braking systems of Ford E-100 Econoline, E-150 Econoline, and F-150 models. The drum includes five bolt holes arranged on a 5.5-inch bolt circle diameter, matching factory specifications for secure installation. While this brake drum does not include a rust-resistant coating or ABS tone ring, its robust design supports consistent braking performance under typical operating conditions.

Compatible Vehicles and Applications

This brake drum is compatible with the following Ford vehicles:

• Ford E-100 Econoline and E-100 Econoline Club Wagon
• Ford E-150 Econoline and E-150 Econoline Club Wagon
• Ford F-100 and F-150 trucks

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

Common Issues Addressed by the DuraGo BD8789 Brake Drum

• Brake pulsation or vibration caused by warped drums
• Reduced braking efficiency due to worn or scored drum surfaces
• Noise or squealing from uneven drum wear
• Brake fade from overheated or damaged drums
• Difficulty maintaining proper brake shoe contact

Installation Notes and Tips

• Ensure the brake drum matches the vehicle’s specifications before installation
• Inspect brake shoes and hardware for wear and replace as necessary
• Clean the hub and mounting surface to prevent misalignment
• Check bolt hole alignment and torque bolts to manufacturer specifications
• Test brakes carefully after installation to confirm proper operation

Quality Assurance and Warranty

DuraGo brake drums are manufactured to meet or exceed OEM standards for fit and function. The BD8789 part number undergoes rigorous quality control to ensure durability and consistent braking performance. While no rust-resistant coating is applied, the composite construction supports long service life under normal conditions. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.