How about a used GX 460? With the factory hitch, not aftermarket, the towing capacity is 6500 and these very capable/reliable vehicles take a large depreciation hit. We compared the used market for 4Runner vs GX460 and were shocked at the price point...
Not trying to be funny, but judging by those pictures, you should probably check the entire truck very good for rust issues. Some of those areas look really bad and almost close to the point of being rusted through. I hope it is just the way the pics...
Just an fyi. At Dillon, you have to finance the vehicle through the company they use. You can then refinance later if you wanted to. I thought that was a little odd but did not go through with it. He definitely have very good prices, just be sure to ...