If you've scrolled through truck forums or chatted with DIYers at a trailer park, you've probably heard someone say they "upgraded" their truck's towing capacity. Is that possible? Well, not quite.

Towing capacity isn't just some arbitrary number tossed into your vehicle's owner manual to fill up space — it's a precise, calculated figure that tells you exactly what your car, SUV, or truck is ...

Whether you're thinking about buying a towable camper or just need to haul a heavily loaded trailer, it's important to understand the relationship — and differences — between payload and towing ...