Trailer Wiring: Things to Know

Proper trailer wiring is not only a guarantee, that you will not get a ticket from a police officer for being not visible enough on the road, but also means of your own safety. The better the other drivers see you, the safer it is to tow a trailer at night. When the trailer is wired properly, the trailer lights work right and show the traffic behind you, when you are about to turn, stop or back up.

Trailer Wiring: Types of Connectors

Types of trailer connectors depend on the truck specs. So, the wiring diagram of the trailer lights will also differ. Here are the most common types of trailer lights of connectors that are installed on the U.S. vehicles.

  1. 4-way connector;
  2. 5-way connector;
  3. 6-way connector;
  4. 7-way connector.
Trailer connectors in North America

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Depending on the trailer wiring type, the connectors power the following:

  • Right Turn Lights/Brakes;
  • Left Turn Lights/Brakes;
  • Tail Lights/Running Lights;
  • Ground Wire;
  • Reverse lights;
  • 12V power supply;
  • Backup/reverse lights.

Check out detailed description of trailer wiring diagrams here:


Why buy mud flaps?

Here are 5 good reasons to consider

◉ Protection of your ride. Everything is simple. Mudflaps, mudguards, or splash guards just stop debris, rocks, and mud from kicking your vehicle in hot pursuit behind you.

◉ Mudflaps save your money. As a rule, you will need to buy mud flaps once for the life of your truck. So, you pay a small price instead of having to go through costly dent repairs, paint job, and detailing service.

◉ Protection of your towable. If you have a boat or a trailer, you definitely know, how much it costs. A quality mud flap system will help you protect your trailer, boat, etc. from preventable damages. Besides, there is no reason to save on driving without a mud flap system to maximize the protection of your $80.000 boat. It is always a good idea to protect your investment.

◉ Styling and customizing your truck. There are so many great options that allow customizing your aftermarket mud flap system. Just check out any online shop to see a variety of ways they offer to dress up your flaps. Besides, you are welcome to select from the molded, universal, hitch, or frame-mount mud flaps. There are so many options to consider.

◉ Cleaning costs. By installing a high-quality mud flap system you will cut down the time you spend at the manual spray down car wash. You will no longer have to scrub off the caked-on mud on your fenders, as mud flaps will take the abuse from the water spray and minimize the amount of mud that gets on your vehicle.


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