Dorman 22-1009HD Leaf Spring Assembly - Rear

Durable Dorman Leaf Spring Assembly for Rear Suspension

The Dorman 22-1009HD leaf spring assembly is engineered for heavy-duty rear suspension applications. Constructed from high-quality steel with black bushings, this assembly is designed to provide reliable load support and maintain vehicle stability under demanding conditions.

• Heavy-duty suspension grade with a 5000 lb load rate
• Constructed from durable steel material for long-lasting performance
• Includes 8 leaves with a 3-inch width for optimal strength
• Black bushings included to reduce noise and vibration
• Designed for rear axle orientation with no axle modification required
• Leaf spring arch length of 4.625 inches and pack thickness of 3.992 inches

Technical Details and Construction

This Dorman leaf spring assembly (part number 22-1009HD) features eight individual steel leaves, each 3 inches wide, stacked to provide a robust suspension solution. The assembly is finished in black to resist corrosion and includes black bushings to ensure smooth articulation and reduce wear. With a load rating of 5000 pounds, it is suitable for heavy-duty applications, supporting vehicles that require enhanced suspension strength without the need for axle modifications. The 28-inch length on both axes and a 4.625-inch arch length contribute to maintaining proper ride height and handling characteristics.

Common Applications and Problem Solving

• Replacement for worn or broken rear leaf springs on heavy-duty trucks
• Restores proper vehicle ride height and load capacity
• Improves suspension stability and reduces sagging under heavy loads
• Addresses noise and vibration issues caused by deteriorated bushings
• Suitable for vehicles requiring a robust rear suspension upgrade without axle changes

Installation Notes and Tips

Installation of the Dorman 22-1009HD leaf spring assembly requires standard suspension tools and should be performed by a qualified technician. No axle modifications are necessary, simplifying the replacement process. Ensure the vehicle is properly supported and the suspension is unloaded before removal. Verify that the included bushings are correctly seated to prevent premature wear and noise. Since mounting hardware is not included, reuse existing hardware if in good condition or source appropriate replacements.

Quality Assurance and Warranty

Dorman manufactures this leaf spring assembly to meet or exceed OEM specifications for durability and performance. The steel construction and quality bushings contribute to a reliable suspension component designed for heavy-duty use. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.