Dorman 929-147 Leaf Spring - Rear

Durable Leaf Spring Assembly for Ford F-150 and Lincoln Mark LT

The Dorman 929-147 leaf spring assembly is engineered to restore the rear suspension performance of your Ford F-150 or Lincoln Mark LT. Constructed from high-quality steel with black bushings included, this standard suspension grade component offers reliable support and consistent load handling.

• Material: Heavy-duty steel construction for strength and durability
• Color: Black finish with black bushings included for corrosion resistance
• Leaf Quantity: 3 leaves with a 3-inch width for balanced suspension support
• Rear axle orientation designed specifically for Ford F-150 and Lincoln Mark LT
• Standard suspension grade type with a load rate of 1750 lb.
• Ends feature Berlin eye attachment type for secure mounting
• No axle modification or helper spring required for installation
• Includes bushings; mounting hardware not included

Detailed Description of Dorman Leaf Spring Assembly 929-147

This leaf spring assembly is designed to meet the suspension needs of Ford F-150 and Lincoln Mark LT trucks, providing a reliable rear axle support system. The assembly consists of three steel leaves, each 3 inches wide, with a pack thickness of 1.59 inches and an arch length of 7.6 inches. The black finish and included black bushings help resist corrosion and wear over time. The spring features Berlin eye attachments on both ends, ensuring compatibility with factory mounting points without requiring axle modifications. With a load rate of 1750 pounds, this leaf spring assembly supports standard suspension requirements, maintaining vehicle stability and ride quality.

Common Applications and Issues Addressed

• Restores sagging or worn rear suspension in Ford F-150 and Lincoln Mark LT
• Replaces broken or cracked leaf springs to improve load handling
• Corrects uneven ride height and improves vehicle stability
• Eliminates excessive rear-end bounce or sway during driving
• Supports proper axle alignment and suspension geometry

Installation Notes and Tips

Installation of the Dorman 929-147 leaf spring assembly requires no axle modifications and does not include mounting hardware, so ensure you have the necessary bolts and nuts on hand. The Berlin eye attachments align with factory mounting points for straightforward replacement. It is recommended to inspect and replace bushings if worn, although this assembly includes new bushings. Professional installation or the use of proper suspension tools is advised to ensure safety and correct fitment.

Quality Assurance and Warranty Information

Dorman manufactures this leaf spring assembly to meet or exceed OEM specifications for Ford F-150 and Lincoln Mark LT vehicles. The steel construction and suspension grade design provide dependable performance under standard load conditions. While specific warranty details are not provided here, Dorman products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.