The BIG Mistake Most RVers Make While Towing: Payload Capacity VS Towing Capacity There are a few numbers that you need to pay attention to when RVing - the one that many people focus on is the towing capacity - this is the maximum amount your vehicle is rated to pull and stop while moving down the road. Another less talked about number is payload capacity in a vehicle and cargo capacity in a towable - these are the total amount of weight the vehicle is rated to carry itself. Often times the pay