The Best Trailer Supply Shop in Southern California
Why Is Modern Trailer Supply Is The Best?
With more than 74 years of serving Southern California, we are one of the only companies that have over 7,000 parts in stock!.
If you are looking for trailer supplies, boat supplies or recreational vehicle supplies, Modern Trailer Supply is the place for you! We've been family owned since 1947 and have both vintage and modern parts in stock. In addition we strive to price match to any other local trailer companies. So come on town and visit Modern Trailer Supply! Our staff is always friendly, knowledgeable and helpful!
For over 74 years, Modern Trailer Supply has been family owned and operated.
We are locally centered in El Monte California and have a wide variety of products from lights, electrical equipment and accessories.
Why people choose us?
- Knowledgable Experts
- Huge Selection of Parts
- Low Prices
Modern Trailer Supply - 11035 Garvey Ave El Monte, CA 91733
This place is a gem a hole in the wall full of anything you need to repair or upgrade any trailer. I came here looking for a matching spare wheel for my utility trailer and they had it in stock. 
Arturo J.
10/24/2017
Always helpfull .. definitely my go to place
Zip Diver
6/04/2021
Great service, helpful, I won't go anywhere else from now on!
John Guillory
3/09/2021