Dorman 929-797 Leaf Spring Axle U-Bolt Kit - Front

Leaf Spring Axle U-Bolt Kit for Ford Super Duty

Dorman 929-797 is a standard replacement leaf spring axle U-bolt kit for front suspension applications that use a semi-round bend. It is built from steel with a semi-gloss black finish and fine 9/16 in threads for secure leaf spring-to-axle attachment on select Ford trucks and SUVs.

Compatible With 1999-2005 Ford F-250 Super Duty, front; 1999-2004 Ford F-350 Super Duty, front; and 2000-2005 Ford Excursion, front. This part number, 929-797, is a direct-fit suspension hardware solution for vehicles that require the specified inside dimensions and thread configuration.

• Steel construction for suspension mounting strength
• Semi-gloss black finish for corrosion-resistant appearance
• 9/16 in fine-thread design with Grade 5 bolt specification
• Inside length: 8.75 in; inside width: 3.125 in
• Nuts included for the listed application
• Specific fit replacement for select Ford front suspension setups

Application Details

Dorman 929-797 secures the leaf spring or leaf spring bundle to the underside of the axle, helping maintain proper axle-to-spring clamping on the front suspension. It is a fitment-based solution for Ford F-250 Super Duty, Ford F-350 Super Duty, and Ford Excursion models that use the semi-round bend configuration. If you are searching for a Ford Super Duty leaf spring U-bolt kit, front axle U-bolt replacement, or Dorman 929-797 for 1999-2005 Ford applications, this part matches the listed dimensions and thread type.

This part cross-references Monroe Shocks & Struts (e.g., 172286) for the same application.

Common Issues This Part Can Address

• Loose or weakened leaf spring-to-axle clamping
• Corroded or damaged front axle U-bolts
• Incorrect thread size or inside dimensions during suspension repair
• Need for a standard replacement on select Ford Super Duty front suspension systems
• Restoring secure mounting after leaf spring service

Installation Notes and Tips

Verify leaf spring dimensions, inside length, inside width, thread diameter, and bend style before ordering. Confirm the front position and semi-round bend application on the vehicle, then torque fasteners to the vehicle manufacturer’s specifications during installation. Inspect related suspension hardware and mounting surfaces for wear or corrosion before reassembly.

Quality Assurance

Dorman supplies this leaf spring axle U-bolt kit as a standard replacement suspension component for the listed Ford applications. Part number 929-797 is built to match the specified fitment details for 1999-2005 Ford Super Duty and Excursion front suspension use.