I am afraid that I do not know the answer to your question. I will open it up to our visitors in the hopes that one of them might know the towing capacity of your Mini-Motorhome.
Another good place to get more information about Toyota Mini-Motorhomes is Toyota Motorhomes.com. This website has all kinds of information on Toyota Mini-Motorhomes. They also have a forum where Toyota Mini-Motorhome owners can share information with each other.
You might find that one of their forum members might have the specifications you are looking for.
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