Dorman 929-736 Leaf Spring Axle U-Bolt Kit - Rear

Dorman 929-736 Leaf Spring Axle U-Bolt Kit

Dorman 929-736 is a standard replacement leaf spring axle U-bolt kit for rear suspension service on select Chevrolet P30 and GMC P3500 applications. It secures the leaf spring or leaf spring bundle to the underside of the axle and is built from steel with a semi-gloss black finish.

Key Features

• Steel construction for suspension mounting strength
• Semi-gloss black finish
• Grade 8 bolt specification
• Fine 3/4 in thread diameter with 5.5 in thread length
• Inside dimensions: 13.625 in length and 2.563 in width
• Specific-fit design for confirmed applications
• Nuts included

Application Details

This leaf spring axle U-bolt kit is built for rear suspension use on 1975-1999 Chevrolet P30, rear, Semi-Round Bend, and 1979-1999 GMC P3500, rear, Semi-Round Bend. If you are searching for a rear leaf spring U-bolt kit for Chevrolet P30 or GMC P3500 suspension repair, Dorman 929-736 matches the listed fitment and dimensions.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Loose leaf spring-to-axle attachment
• Suspension clunking from worn or damaged U-bolts
• Corrosion-related hardware replacement during rear spring service
• Incorrect fitment when axle and spring dimensions must match exactly
• Restoration of secure rear leaf spring mounting on P30 and P3500 chassis

Installation Notes and Tips

Verify leaf spring dimensions, axle diameter, and the Semi-Round Bend configuration before installation. Confirm the inside length and inside width against the existing hardware and suspension layout. Use the listed thread diameter, thread length, and bolt grade to match the application before tightening to specification.

Quality Assurance

Dorman supplies this kit as a standard replacement suspension hardware solution for the confirmed vehicle applications. The steel construction, Grade 8 bolt specification, and application-specific dimensions support proper rear axle-to-leaf spring retention when the correct fitment is selected.