Dynamic Friction 365-47043 Brake Drum - Front or Rear

Rear Brake Drum for Heavy-Duty GM Trucks

Dynamic Friction True Balanced Brake Drum 365-47043 is a rear brake drum for select 1981-1984 Chevrolet and GMC heavy-duty trucks and Suburban models. It is built for applications using 13 inch rear drums and specific brake configurations, including JB7 and JD7 setups on certain vehicles.

Key Features

• True Balanced Brake Drum design for rear brake service
• Fits select Chevrolet C20, K20, C20 Suburban, and K20 Suburban applications
• Fits select GMC C2500, K2500, C2500 Suburban, and K2500 Suburban applications
• Application-specific coverage for 13 inch rear drums
• Part number 365-47043 for identification and ordering

Fitment Details

• Fits 1981-1984 Chevrolet C20, rear, compatible with vehicles equipped with 13 inch rear drums, JB7 & JD7 brakes, and 4-5/8 inch tall drums.
• Fits 1981-1984 Chevrolet C20 Suburban, rear, 13 inch rear drums, 4-5/8 inch tall drums, over 7100 GVW.
• Fits 1981-1984 Chevrolet K20, rear, 13 inch rear drums, JB7 brakes, 10-1/2 inch rear axle, 4-5/8 inch tall drums.
• Fits 1981-1984 Chevrolet K20 Suburban, rear, 13 inch rear drums, 4-5/8 inch tall drums.
• Fits 1981-1984 GMC C2500, rear, 13 inch rear drums, 4-5/8 inch tall drums.
• Fits 1981-1984 GMC C2500 Suburban, rear, 13 inch rear drums, over 7,100 lb GVW, 4-5/8 inch tall drums.
• Fits 1981-1984 GMC K2500, rear, 13 inch rear drums, 4-5/8 inch tall drums.
• Fits 1981-1984 GMC K2500 Suburban, rear, 13 inch rear drums, 4-5/8 inch tall drums.
• Fits 1981-1983 Chevrolet P20, rear, 13 inch rear drums, JB7 & JD7 brakes, 5 inch tall drums.
• Fits 1981-1983 GMC P2500, rear, 13 inch rear drums, 5 inch tall drums.

What This Brake Drum Helps Address

• Rear brake pulsation caused by a worn or out-of-round drum
• Brake noise from drum surface wear or uneven contact
• Reduced braking consistency on heavy-duty Chevrolet and GMC trucks
• Service replacement needs for 13 inch rear drum applications
• Fitment issues when replacing drums on JB7, JD7, and related rear brake setups

Installation Notes and Tips

Verify drum diameter, drum height, axle/brake code, and GVW before ordering. This part number 365-47043 is intended for rear applications only and should be matched to the vehicle’s brake configuration, especially on Chevrolet C20 and GMC C2500 models with 13 inch rear drums. Inspect related brake components for wear before installation and confirm the drum seats correctly on the hub.

Quality Assurance

Dynamic Friction True Balanced Brake Drum 365-47043 is built as a direct-fit replacement for the listed Chevrolet and GMC applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.