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1/2" Trailer U-bolt kits for 3" Tube 5200 - 7000 lb Axles (Set of 2)

SKU : 5207UBKT1/2-2
Regular price $54.99
Regular price Sale price $54.99
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When ordering raw materials, you can expect minor rust and oils that will need to be cleaned upon arrival to you.


  • (8) 7" Long U-bolts
  • (4) U-Bolt plates for 1-3/4" or 2"
  • (16) 1/2-20 Hex nuts
  • L=7" A=3" D=1/2"

This pair of 5.2K/7K trailer U-bolt kit has all the parts you need to mount your new leaf springs to your trailer axle. If you're building a new trailer or repairing one that's already in your fleet, then it's important to have the right suspension parts on hand. At The Trailer Parts Outlet, our goal is to provide quality options at affordable prices, and we can help you find the right options for your business. Please let us know if you have any questions about this product or any products in our catalog. Order your new trailer U-bolt kit online today!


  • This kit has everything you need to mount your trailer's leaf springs to a 3" round axle
  • Spring seats required for mounting axle to leaf spring sold separately
  • Typically fits a 5200-7000lb axle