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New Trailers Arriving Daily! 

Looking for Financing?

Look no further! Big O’s now offers two options! We have partnered with both Marine Credit Union and Sheffield Financial.

Click here to apply with Marine Credit Union

Click here to apply with Sheffield Financial

Email: to request an application for Marine Credit Union.

Please call with any questions. 

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Big O's Trailer Repairs & Tune-Ups

Trailer repair and services in Portage, Wisconsin

Let's face it, Wisconsin weather and road conditions can take a tough toll on your trailer.
It's important to upkeep in preventative maintenance, minor to major damage repair, and all other types of general trailer repair.

Other services include:

  • Brake Work
  • Bearing Packs
  • Install Brake Controls
  • Welding
  • Body Repairs
  • Suspension Maintenance & Repair
  • Trailer Lights & Wiring Repair
Worried about repair costs? A great solution may be investing in a quality used trailer.
Trailer Parts Hours
Mon - Fri: 8 AM - 5 PM
Sat 8 AM - 12 PM (noon)
Service Department Hours
Mon - Fri: 8 AM - 5 PM
*Appointments are recommended for all service work. 

Call 608-241-6180

Trailer Parts

Our Central Wisconsin trailer shop has the tools and capabilities to fix you up fast.

  • Axle Components
  • Axle & Brake Assemblies
  • Suspensions
  • Tires & Wheels
  • Jacks
  • Couplers
  • Winches
  • Towing Accessories
  • Body Components
  • Lights & Electrical
  • Brake Controls
  • Cleaning Agents
  • Trailer Hitches
  • Trailer Locks

Enclosed Trailer

Can't find what you're looking for?

We may have a trailer or part on order or on its way to the dealership. We can also perform a nationwide search or set up an appointment to assist you in designing a custom trailer.
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