Dorman 929-701 Leaf Spring Axle U-Bolt Kit - Rear

Dorman 929-701 Leaf Spring Axle U-Bolt Kit

Dorman 929-701 is a leaf spring axle U-bolt kit built to secure the leaf spring or leaf spring bundle to the underside of a vehicle or trailer axle. It is a standard replacement part with a specific fit, making it a practical choice when replacing worn suspension hardware on applications that call for a 3/4 in fine-thread U-bolt with a 12.875 in inside length and 4.063 in inside width.

• Steel construction with a semi-gloss black finish
• Grade 8 bolt rating for suspension fastening applications
• Fine-thread 3/4 in diameter
• 5.5 in thread length
• Specific fit replacement for selected applications
• Nuts included

Suspension Hardware Details

This leaf spring axle U-bolt kit is made for suspension service where the axle must be clamped securely to the leaf spring pack. The Dorman 929-701 part number is a direct reference for buyers searching for a leaf spring U-bolt kit, axle U-bolt replacement, or suspension clamp hardware for truck, van, trailer, and other leaf-spring-equipped applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems It Can Address

• Loose or worn leaf spring axle clamping hardware
• Corrosion-damaged suspension U-bolts
• Loss of proper axle-to-spring retention
• Noise or movement from fatigued spring pack hardware
• Need for a standard replacement U-bolt kit during suspension repair

Installation Notes

Verify leaf spring dimensions, inside length, inside width, thread diameter, and thread pitch before ordering. Because this is a specific-fit suspension fastener, confirm application details for your vehicle or trailer before installation. For searches such as Dorman 929-701 for truck leaf spring repair or leaf spring axle U-bolt kit for trailer suspension service, matching the original hardware dimensions is essential.

Quality Assurance

Dorman supplies standard replacement suspension hardware for repair applications, and this kit is built with steel construction, Grade 8 bolt specification, and included nuts for the listed fitment. For buyers comparing Dorman 929-701 against OE-style axle U-bolt hardware, the key selection step is confirming the exact suspension dimensions and application requirements.