How to Actually Weigh Tongue Weight Before You Tow
Four ways to get a real number, from a public scale to a bathroom scale and a lever. Which one is accurate enough, and why the percentage rule is not a measurement.
Trailer Brake Controllers: Proportional vs Time-Delay
One senses how hard you are stopping. The other applies a preset ramp regardless. What that difference does at a hard stop, and which vehicles already have one.
4-Pin vs 7-Pin Trailer Wiring: What the Extra Pins Carry
Four pins carry lights. The extra three carry trailer brakes, reverse and a charge line, which is why a braked trailer cannot use a four-pin connector.
Trailer Sway Control: Hardware Cannot Fix a Loading Fault
Sway is almost always a load distribution problem wearing a hardware costume. What friction bars, cam systems and electronic stability control each actually do.
Do You Need Towing Mirrors? It Is a State-Level Rule
Many states set a rearward visibility requirement rather than a mirror rule, which is why the answer depends on your trailer’s width and on where you drive.
Brake Controller Wiring: Plug-and-Play vs Aftermarket
If the harness plugs into an existing connector, it is an owner job. If it involves the brake switch or a battery lead, it is brake-circuit work and it is a shop.
Fifth-Wheel vs Gooseneck: The Trailer Decides, Not You
These are two different couplings for two different trailers, and you cannot choose between them. What each one is for, and why the ratings are not interchangeable.
Trailer Tire Load Range: The Rating Is Pressure-Dependent
A tire’s load capacity is stated at a specific inflation pressure, so an underinflated tire is a lower-rated tire. Why trailer tires fail more than truck tires.
Trailer Breakaway Systems: The Battery Nobody Tests
A breakaway system is a battery, a switch and a cable, and the battery is the part that fails silently. How to test yours, and where the cable must not be clipped.
Bed-Mounted vs Frame-Mounted Hitch: Where the Load Goes
Every rated bed hitch reaches the frame. The difference is what you see in the bed and what happens when you want the bed flat again. What each install involves.