Guides

Each one answers a single question properly, with sources. Pair them with the towing calculator and the towing capacity by vehicle.

• What is GVWR? Meaning, where to find it, and GVWR by truck

  GVWR is the most a vehicle may weigh fully loaded. What it stands for, where the label is, how it is set, the federal classes, and GVWR for 19 trucks and SUVs.

  Updated September 27, 2026

• What is GVWR on a trailer? Meaning, label and cargo math

  GVWR on a trailer is the most it may weigh fully loaded. Where the label is, how to work out cargo capacity, how it relates to GAWR, and what 7,000 GVWR means.

  Updated September 24, 2026

• GVWR vs GCWR vs payload: which rating actually limits your tow

  Towing capacity is rarely the limit that stops you. What GVWR, GAWR, payload and GCWR each cap, where to find yours, and where a 7,000 lb rating fails.

  Updated September 24, 2026

• Tongue weight: how much you need, how to measure it, and why it eats payload

  Tongue weight should be 10 to 15 percent of a conventional trailer's loaded weight. How to measure it on a scale, and why lowering it will not fix payload.

  Updated September 21, 2026