9/16" U-Bolt Kit for 5200-7000 lbs Axle (2 Pack)
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Description
Specifications
4 x U-Bolts – 7-1/4" Length
2 x Tie Plates – for 1-3/4" or 2" Leaf Springs
8 x Hex Nuts – 9/16"-18
Designed for 5,200–7,000 lb Trailer Axles
Fits 3" Round Axle Tubes
Description
Built for trailer suspension repairs, axle replacements, and new trailer builds, the pair of trailer U-bolt kits provides the hardware needed to securely mount leaf springs to 5.2K–7K trailer axles.
Designed for 3" round axle tubes, each trailer axle mounting kit includes heavy-duty U-bolts, tie plates, and mounting nuts for dependable spring-to-axle attachment and long-term suspension support.
The trailer U-bolt kit is compatible with both 1-3/4" and 2" wide leaf springs, making it a versatile solution for a variety of suspension configurations and trailer applications.
Commonly used on cargo trailers, equipment trailers, utility trailers, dump trailers, and car hauler trailers equipped with 5,200 lb, 6,000 lb, and 7,000 lb axles.
Features:
- Trailer U-bolt kit
- Trailer axle mounting kit
- Fits 3" round axle tubes
- Designed for 5,200–7,000 lb trailer axles
- Includes 7-1/4" U-bolts
- Compatible with 1-3/4" and 2" leaf springs
- Includes 9/16"-18 hex nuts
- Suitable for suspension repairs and axle replacements
- Commonly used on cargo, utility, equipment, dump, and car hauler trailers
A practical suspension hardware package designed to simplify axle installation and leaf spring mounting projects.

