Dorman 22-1611HD Leaf Spring Assembly - Rear

Durable Heavy Duty Leaf Spring Assembly for Rear Suspension

The Dorman 22-1611HD leaf spring assembly is engineered for heavy-duty rear suspension applications. Constructed from high-quality steel with a black finish, this 9-leaf spring pack offers a load rate of 5500 lbs, designed to restore or enhance suspension performance on compatible trucks and commercial vehicles.

• Heavy duty suspension grade for demanding load conditions
• Constructed from durable steel with corrosion-resistant black coating
• Includes black bushings for improved vibration dampening
• 9 leaves with 2.5-inch width for balanced load distribution
• Designed for rear axle orientation without requiring axle modification
• Leaf spring arch length of 3.5 inches and pack thickness of 5.931 inches
• Bushings included for direct replacement

Technical Details and Construction

The Dorman 22-1611HD leaf spring assembly is made from high-grade steel, ensuring strength and longevity under heavy loads. The black finish provides resistance against rust and environmental wear. This assembly features nine individual leaves, each 2.5 inches wide, combined to deliver a load rate of 5500 lbs suitable for heavy-duty applications. The included black bushings help reduce noise and vibration, contributing to a smoother ride. The spring pack has a thickness of approximately 5.931 inches and an arch length of 3.5 inches, designed specifically for rear axle suspension setups without the need for axle modifications or helper springs.

Common Applications and Problem Solving

• Replacement for worn or broken rear leaf springs on heavy-duty trucks
• Restores proper ride height and load carrying capacity
• Addresses sagging suspension and uneven vehicle stance
• Improves handling and stability under heavy loads
• Eliminates excessive noise and vibration caused by deteriorated bushings

Installation Notes and Tips

This leaf spring assembly is designed for direct replacement on compatible rear axle suspensions. No axle modifications are necessary, simplifying installation. While bushings are included, mounting hardware is not, so ensure you have the appropriate bolts and brackets for your vehicle. Proper torque specifications should be followed to maintain suspension integrity and safety. 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 standards for durability and performance. The steel construction and protective coating contribute to long service life in demanding conditions. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship. Verify warranty terms with the supplier or manufacturer documentation.