Boat specs.
The boat specs lists its displacement at 5,000 pounds with a ballast of 2,000 pounds. Sitting on the trailer with the ballast tank empty you have a starting weight of 3,000 pounds. Add an outboard engine, fuel, batteries, anchor, provisions, water and all the other suff you keep aboard it should weight at least 4,000 pounds. With a 1,500 pounds trailer you are looking at a towing weight of 5,500 pounds.