DEXTER 3.5K Trailer Axle - 3,500lb 5-4.5" - Idler

📐 Product Specs

• Capacity: 3,500 lb.
• Tube Size: 2-3/8"
• Bolt Pattern: 5-4.5"
• Stud Size: 1/2"-20
• Spring Type: Double Eye
• Spring Width: 1-3/4"
• Spring Length: 26"
• Spring Capacity: 1,750 lbs.
• Spring Mount Position: Underslung
• Grease Cap Type: EZ Lube
  

✅ Product Features

• Replaceable unitized oil seal
• Precision machined bearings & races
• High-strength axle tube for industrial utility trailer axles
• Precision-machined spindles, made of forged carbon steel
• Spindles are friction welded into axle tubes for strength and alignment
  

📦 What's Included

• X1 - Pre-assembled trailer axle assembly
  

🛠️ Installation Note

This assembly comes pre-assembled and is ready to bolt on.

🎯 Common Uses

• Boat Trailers
• Campers
• Car haulers
• Cargo trailers
• Concession trailers
• Enclosed trailers
• Equipment trailers
• Flatbed Trailers
• Gooseneck trailers
• Horse trailers
• Livestock trailers
• Mobile workshop trailers
  
• Toy haulers
• Utility trailers
  

🤔 Why Buy From Pro-Line Trailers?

✔️ Premium, industry-tested components
✔️ Fast shipping from our U.S.-based warehouse
✔️ Trusted by trailer owners and pros nationwide

❓  Need Help?

Not sure if it fits? Contact our parts team — we’re happy to help you find the right match.

Axles are shipped palletized and pre-assembled for easy installation.

Disclaimer:  

Please be advised that all axle purchases are final and non-refundable. We encourage our customers to ensure the accuracy of their measurements before completing their order. It is essential to ensure the specifications required for your unit to avoid any inconvenience, as we cannot accept returns or exchanges due to incorrect sizing. Your attention to detail will help ensure that the product you receive meets your needs and expectations.

How to Properly Measure a Straight Sprung Trailer Axle:

How to Properly Measure a 4" Drop Sprung Trailer Axle: