Dorman 929-720 Leaf Spring Axle U-Bolt Kit - Rear

Dorman 929-720 Leaf Spring Axle U-Bolt Kit

Dorman 929-720 is a leaf spring axle U-bolt kit built for securing the leaf spring or leaf spring bundle to the underside of the axle. It is a specific-fit suspension hardware replacement for rear applications on Chevrolet C3500 models from 1991-2000, including semi-round bend configurations.

Key Features

• Steel construction with a semi-gloss black finish
• Grade 8 bolt specification for suspension fastening applications
• 3/4 in fine-thread diameter with 5.5 in thread length
• Inside length: 13.375 in; inside width: 3.063 in
• Standard replacement design for rear leaf spring axle mounting
• Fits 1991-2000 Chevrolet C3500, rear, semi-round bend
• Cross-references Monroe Shocks & Struts 172286 and 182286 for the same application

Detailed Description

This Dorman leaf spring axle U-bolt kit, part number 929-720, is engineered for suspension service where the leaf spring assembly must be clamped securely to the axle housing. The steel, Grade 8 hardware and fine-thread 3/4 in design provide the dimensions needed for a direct-fit rear suspension replacement on Chevrolet C3500 trucks from 1991 through 2000. If you are sourcing a rear leaf spring U-bolt kit for a 1991-2000 Chevrolet C3500, 929-720 is built around the listed fitment and dimensions rather than a universal application.

Common Repair Uses

• Replacing worn or corroded rear leaf spring U-bolts
• Restoring clamping force between the leaf spring pack and axle
• Addressing suspension noise caused by loose or fatigued mounting hardware
• Repairing damaged axle-to-spring attachment points on Chevrolet C3500 rear suspension
• Matching the correct semi-round bend hardware for listed applications

Installation Notes and Tips

Verify leaf spring dimensions, axle configuration, and the semi-round bend note before ordering. Confirm thread diameter, inside length, inside width, and thread length against the existing hardware on the vehicle. For a proper rear suspension repair on a Chevrolet C3500, 929-720 should be matched to the application details exactly, including the 1991-2000 model years shown in the fitment data.

Quality Assurance

Dorman supplies this as a standard replacement suspension hardware component with specific-fit application data and published dimensional specifications. Part number 929-720 is listed for rear use on the Chevrolet C3500 and is supported by interchange references for the same application.