Match the part number, measurements and connection points that apply to your trailer.
| Hub Face | Measure hub face to hub face. |
|---|---|
| Spring Center | Measure mounting centers and confirm perch configuration. |
| Capacity | Match the required axle rating. |
| Brakes | Confirm brake type and flange configuration. |
This complete U-bolt and plate kit is designed for standard 2-3/8" round 3500 lb axles. It includes everything required to secure the axle to your leaf springs — perfect for utility, cargo, landscape, and boat trailers.
All components are sized to OEM-spec dimensions and fit the majority of 1.75" wide leaf springs commonly used in 3500 lb axle assemblies.
| Component | Details | Qty |
|---|---|---|
| U-Bolts | 1/2" diameter 5-1/2" length Formed for 2-3/8" round axles |
4 |
| Locking Nuts | 1/2" fine-thread, zinc-coated | 8 |
| U-Bolt Plates | 4.75" × 3.75" Fits 1.75" leaf springs Appearance may vary slightly |
2 |
| Specification | Detail |
|---|---|
| Axle Type | 2-3/8" Round (3500 lb) |
| Spring Compatibility | 1.75" Wide Leaf Springs |
| Material | Steel (raw or coated depending on batch) |
| Typical Use | Utility, cargo, landscape, and boat trailers |
One kit services a single axle. For tandem trailers, order two kits.
Selected from R&P customer feedback for Trailer Axle / Running Gear products and related trailer service.
“Got me the axle I needed right away with custom spring perch setting.”
“Had a trailer made to my needs.ken was able to get it done and at a price that was very acceptable.i have bought parts there for 2 other trailers and always in stock”
“Quality work. Staff is polite. Great job welding a project for me. Didn't even want to charge me, so I bought them a case of Corona. They were ecstatic. I ever need a welding or like that R&P Carriages is #1 !!!!!”
Need help matching a part? Send us photos, part numbers and measurements. We can help narrow it down before you order.
