8K Trailer Axle U-Bolt Kit for 3.5" Axle Tube – UBK09

8K Trailer Axle U-Bolt Kit for 3.5" Axle Tube – UBK09

The UBK09 U-Bolt Kit is a heavy-duty suspension mounting kit designed for compatible 8,000 lb trailer axles with a 3-1/2" round axle tube. The kit provides the hardware needed to securely clamp the trailer axle to the leaf spring suspension.

Specifications

• Part Number: UBK09
• Axle Capacity: 8,000 lbs
• Axle Tube Diameter: 3-1/2"
• Axle Tube Type: Round
• Application: Trailer Axle / Leaf Spring Mounting
• Suspension Type: Leaf Spring
• Kit Type: U-Bolt Mounting Kit

Kit Includes

• (4) U-Bolts
• (2) U-Bolt Tie Plates
• (8) U-Bolt Nuts

Application

Designed for compatible 8K trailer axles with 3.5" round axle tubes and leaf spring suspension systems.

Ideal for axle replacement, suspension repair, or replacing worn, bent, rusted, or damaged U-bolts and mounting hardware.

Common applications include:

• Equipment Trailers
• Gooseneck Trailers
• Dump Trailers
• Heavy-Duty Utility Trailers
• Commercial Trailers

Important

Designed for 3-1/2" round axle tubes.

Verify the UBK09 part number, 3.5" axle tube diameter, spring width, U-bolt diameter, and U-bolt length with your existing suspension before ordering.

U-bolts should not be reused after they have been properly torqued and placed into service.