3.5K Straight Idler Trailer Axle – 3,500 lb Capacity

3.5K Straight Idler Trailer Axle – 3,500 lb Capacity

Bolt Pattern: 5x4.5 | Brand: DAT HOIST | Fully Assembled & Ready to Install

🔧 Product Overview

Upgrade your light-duty trailer with the DAT HOIST 3.5K straight idler axle, built to deliver strength, durability, and hassle-free installation. Ideal for RVs, cargo trailers, utility trailers, and boat trailers. Whether you’re replacing an old axle or building a new trailer, this axle is engineered for long-term performance and compatibility.

📐 Specifications

• Load Capacity: 3,500 lbs (3.5K)

• Axle Type: Idler (No brakes)

• Tube Diameter: 2 3/8" straight steel axle tube

• Bolt Pattern: 5x4.5"

• Stud Size: 1/2"-20 x 1.99" (press-in)

• Tire Compatibility: Fits 13"–15" tire & wheel assemblies

• Mount Type: Underslung (leaf springs mount under the axle)

• Product Weight: Approx. 54 lbs

• Interchangeable With: Dexter, AL-KO, Lippert, Hayes axles

📦 What’s Included (Pre-Assembled Components)

• 2 × 3.5K Bearing Kits (inner & outer bearings with races)

• Tang Washers (for EZ-Lube spindles)

• Dust/Grease Caps

• Cotter Pins (for standard spindles)

• Double Lip Grease Seals

• DAT HOIST 3.5K Idler Hubs – 5x4.5 or 5x5 lug

• DAT HOIST 3.5K Axle Beam – 2 3/8" tube

• DAT HOIST 3.5K Studs – 1/2"

• Packed with high-temp axle grease – ready for installation

✅ Key Features

• Fully Assembled: No need for extra prep—just mount and go

• High-Strength Steel: Long-lasting performance on the road

• EZ-Lube Design: Easily add grease without disassembling the hub

• Underslung Setup: Ideal for lower ride height applications

🚙 Ideal For

• RV trailer builds or replacements

• Utility trailer conversions

• Boat trailer upgrades

• Cargo and equipment trailers

💡 Why Choose DAT HOIST?

• Ships fast – order today, ships by tomorrow

• Bulk & wholesale pricing available

• Financing options offered

• Backed by expert technical support