Portsmouth Trailer Supply offers a series of important forms and information for our customers.

Trailer Guide and State Laws
When traveling between states it is always good to know what the laws are for that state when it comes to towing a trailer.  Download this helpful guide that will show you different tips for towing and the laws for each state you may be traveling through. 

Axle Quotes
Our Axle worksheet will provide Portsmouth Trailer Supply the information we need to build your axle. Simply download the form, fill out the information and submit your order to Portsmouth Trailer Supply.

Electric Brakes
The electric brakes on your trailer are similar to the drum brakes on your automobile. Download our informational sheet for more info including parking brake options and self-adjusting features.

Brake Controllers
Brake controllers provide power to the magnets to actuate the trailer brakes. Click here to learn more basic information on brake controllers*.

Running Gear
If you're interested in learning more about properly maintaining your hubs, drums and bearings, this form provides a brief overview of removal and inspection methods.

Wear Patterns
If you are experiencing unusual wear patterns on your tires, our informational sheet is the perfect resource to determine the cause and your course of action.

Trip Preparation
Going on a trip? Check out our Trip Preparation Guide for tips on how to properly prepare your trailer.

Trailer Storage
Our Trailer Storage form includes information on how to properly prepare your trailer for storage and what steps to take when your trailer has been in storage for a long amount of time.

Maintenance Log
The Maintenance Log is the ideal resource for keeping accurate track of your maintenance schedule and upcoming service requirements.

*Portsmouth Trailer Supply does not carry the brake controller specified in the informational sheet.