Dorman 22-617HD Leaf Spring Assembly - Rear

Durable Leaf Spring Assembly for Chevrolet and GMC Trucks

The Dorman 22-617HD leaf spring assembly is engineered to provide reliable heavy-duty suspension support for select Chevrolet and GMC truck models. Designed with high-quality steel and black bushings, this rear axle leaf spring assembly ensures consistent load handling and durability.

• Constructed from robust steel material for strength and longevity
• Heavy-duty suspension grade with a 4650 lb load rate capacity
• Includes 10 leaves with a 2.5-inch leaf width for optimal support
• Black bushings included to reduce noise and wear
• Designed for rear axle orientation with no axle modification required
• Leaf spring arch length of 4 inches and pack thickness of 4.379 inches

Technical Details and Specifications

This Dorman leaf spring assembly (part number 22-617HD) is built from high-grade steel, providing a durable and corrosion-resistant suspension component. The assembly features 10 individual leaves, each 2.5 inches wide, arranged to deliver a heavy-duty load rate of 4650 pounds. The black bushings included help maintain smooth articulation and reduce metal-to-metal contact, extending the lifespan of the suspension system. With a 4-inch arch length and a pack thickness of 4.379 inches, this leaf spring assembly is designed to maintain proper ride height and vehicle stability under heavy loads.

Compatible Vehicles and Applications

This leaf spring assembly is compatible with the following Chevrolet and GMC truck models:

• Chevrolet C30, C3500, K30, K3500, R30, R3500, V30, V3500
• GMC C30, C3500, K30, K3500, R30, R3500, V30, V3500

It is specifically designed for rear axle suspension setups and does not require any axle modifications for installation.

Common Suspension Issues Addressed

• Sagging or worn-out leaf springs causing uneven ride height
• Reduced load-carrying capacity affecting vehicle stability
• Excessive suspension noise due to worn bushings
• Decreased rear axle support under heavy loads
• Compromised ride quality and handling in heavy-duty trucks

Installation Notes and Tips

Installation of the Dorman 22-617HD leaf spring assembly requires standard suspension tools and mechanical knowledge. Since mounting hardware is not included, ensure you have the appropriate bolts, nuts, and U-bolts for your specific vehicle model. No axle modifications are necessary, simplifying the replacement process. It is recommended to inspect related suspension components during installation for wear or damage.

Quality Assurance and Warranty

Dorman manufactures this leaf spring assembly to meet or exceed OEM specifications, ensuring reliable performance in heavy-duty applications. The product includes bushings to enhance durability and reduce maintenance needs. Please refer to Dorman's warranty policy for specific coverage details.