The 80% Towing Rule: How Much Margin You Really Need
The 80% towing rule means keeping trailer weight under 80% of your max tow rating. Where it came from, when it matters most, and its one blind spot.
The 80% towing rule means keeping trailer weight under 80% of your max tow rating. Where it came from, when it matters most, and its one blind spot.
GAWR caps each axle separately from GVWR’s total. You can be under GVWR and still overload one axle. Here’s how, and where to find your numbers.
Wet weight is dry weight plus full water, propane, and cargo. Here’s what full tanks actually weigh, and the one number to check instead of either.
There’s no single US trailer-brake law. Weight thresholds run from about 1,000 to 10,000+ lbs depending on the state. Here’s how to check yours.
The headline tow number assumes specific equipment your truck may not have. Here’s the checklist to see if you actually qualify for the ad’s number.
Open your driver’s door right now. The yellow Tire and Loading placard has your truck’s real payload number. Here’s exactly how to read it.
Your truck sags when the trailer is hooked up. Here is what squat is actually telling you, and why leveling it does not raise any rating.
Your GVWR does not shrink in the mountains. Here is what altitude really costs you when towing, and what manufacturers tell owners to do about it.
Feet are a poor proxy for pounds. Here is what trailer length actually predicts, what decides weight instead, and the number nobody shops for.
Each maker’s own 2026 numbers, side by side. The ranking is clear and nearly useless, because the three max-tow builds are not comparable trucks.