Raybestos 1013R Brake Drum - Rear

Overview of Raybestos R-Line 1013R Brake Drum

The Raybestos R-Line 1013R brake drum is engineered for reliable braking performance on Chevrolet and GMC trucks and SUVs. Designed to meet OEM specifications, this brake drum ensures consistent fit and function for models including the C20, K20, and R2500 Suburban series.

• Outside diameter: 13.300 inches
• Depth: 3.700 inches
• Nominal drum diameter: 11.250 inches
• Eight stud/lug holes with 0.621 inch diameter
• Equipped with outer cooling fins for enhanced heat dissipation

Detailed Product Features and Specifications

The 1013R brake drum from Raybestos features a precise outside diameter of 13.300 inches and a depth of 3.700 inches, providing the correct dimensions for proper brake shoe contact and clearance. Its nominal drum diameter of 11.250 inches aligns with factory standards for Chevrolet and GMC heavy-duty trucks such as the C2500 and K2500 Suburban models. The drum includes eight stud/lug holes, each measuring 0.621 inches in diameter, ensuring secure mounting on compatible wheel hubs. Additionally, the outer cooling fins improve heat dissipation during braking, reducing the risk of brake fade under heavy load or extended use.

R-Line Product Line Information

The Raybestos R-Line is a product line focused on delivering dependable brake components that meet or exceed OEM requirements. The R-Line brake drums are manufactured with attention to dimensional accuracy and material quality, making them suitable for professional repair and maintenance of Chevrolet and GMC trucks. The 1013R brake drum exemplifies the R-Line’s commitment to consistent performance and durability in demanding driving conditions.

Applications and Problem Solving

• Replacement for worn or scored brake drums on Chevrolet C20 and GMC K20 models
• Restores proper braking surface to eliminate brake noise and vibration
• Addresses brake fade caused by overheating with outer cooling fins
• Correct fitment for heavy-duty Suburban and pickup truck brake systems
• Ensures safe and reliable braking performance for trucks used in towing or hauling

Installation Notes and Tips

When installing the Raybestos R-Line 1013R brake drum, ensure the hub and backing plate surfaces are clean and free of debris. Verify the stud/lug hole alignment matches the vehicle’s wheel hub pattern. It is recommended to inspect brake shoes and hardware for wear and replace as necessary to maintain optimal braking function. Proper torque specifications should be followed when securing the drum to prevent warping or loosening during operation.

Quality Assurance and Warranty

Raybestos manufactures the 1013R brake drum to meet stringent quality standards, ensuring dimensional accuracy and material integrity. The R-Line products undergo rigorous testing to comply with OEM fit and performance requirements. Warranty coverage details should be confirmed with the product documentation or supplier, as Raybestos typically offers limited warranties against defects in materials and workmanship.