About Us

Modern Trailer Supply is one of the oldest trailer supplies company in Southern California. In 1947 Tim Wimbish opened the doors of the company and it has been successfully operating since then. In that time, Tim Wimbish has made Modern Trailer Supply a family destination for trailer parts and information. You just can't find these types of expertise anywhere else.

Our selection of actual trailer parts include, but not limited to trailer brakes, trailer toilets, trailer plumbing, boat trailer pats and car trailer parts are simply unmatched as it relates to inventory and knowledge.

We provide good old vintage customer service that takes you back to the forties. In addition, we have access to older trailer parts that most shops don't. Some of these vintage trailer supplies are trailer air conditioners, trailer water heaters, trailer awnings, trailer roof repairs and more! So weather you need mobile home parts or parts for your heavy duty trailer - go to the guys that have been in business since 1947

Why people choose us?

  • Knowledgable Experts
  • Huge Selection of Parts
  • Low Prices

Visit Our Location Today: 11035 Garvey Ave, El Monte, CA