Can't give any advice on the best method since I don't tow things... but as far as cheap, couldn't you get some cheap steel wheels and used 29" tires to swap onto the front for using the dolly? Toss the current front wheels/tires in the truck for the trip and put them back on when you get there.

Sean Strawmyer
Back and ready to rock...... crawl.

From Indiana or surrounding states and interested in wheelin'? Check out www.mwior.com