RV engineer answers: Is maximum towing capacity just smoke and mirrors? Posted on October 29, 2022 By Joe You will almost never tow what you think you can. To those of you who have owned RVs for years, this isn’t breaking news. Some of you follow the 80% Rule of Thumb: Your “real-life” towing capacity is around 80% of the advertised maximum. But is that margin even sufficient? https://www.rvtravel.com/maximum-towing-capacity-smoke-mirrors-1076/#utm_source=rss&utm_medium=rss&utm_campaign=rv-engineer-answers-is-maximum-towing-capacity-just-smoke-and-mirrors