Authorized Diamond C Trailers Dealer


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A Diamond C Trailers Valued Partner Since August 2022

I39 Supply is a trailer dealership that takes pride in serving the central Wisconsin area. The dealership is conveniently located near Cascade Mountain on Interstate 39 in Portage, WI.

At I39 Supply, you will find a large selection of trailers in stock, including dump trailers, equipment trailers, gooseneck flatbed trailers, and more. These trailers are sourced from the most reliable manufacturers such as Diamond C Trailers and others, ensuring that you get only the best quality trailers for your needs.

In addition to the wide selection of trailers, I39 Supply also has a service and parts department that is always ready to help you out. Whether you need routine maintenance, repairs, or even upgrades, the dealership's experienced technicians will be happy to assist you.

"At I39 Supply, we can take care of everything you need for your current trailer or help you build the one of your dreams."

- I39 Supply

Visit the I39 Supply team in-store or on the WEBSITE to find your perfect trailer! Store hours are Monday-Friday, 8:00 am to 5:00 pm, and Saturday, 8:00 am to 12:00 pm. You can also keep up with the team by following them on FACEBOOK!

Diamond C trailers at I39 Supply.
Diamond C dealer, I39's dealership lot.
Diamond C trailers at I39 Supply.