that motor home likely has a class 2 hitch which likely is rated for 3500-lbs. find out for sure. beyond that you need to know the various actual weights and weight ratings of the MH and the weight of the vehicle you plan to tow.
the amount of weight you can safely tow will be the lesser of the following:
- the gross combination weight rating of the MH minus the actual weight of the MH as it is loaded and configured for travel
- the weight rating of your hitch
- the weight rating of your tow bar