This could make a neat looking build. It has a “Tender” look about it. But, rather than cutting down just a wagon, this one combines a truck with a wagon rear.
https://phoenix.craigslist.org/nph/pts/d/phoenix-1959-willys-jeep-rat-rod-project/7529807116.html
“1959 Willys, Jeep, 2WD, custom made fleet side bed,
No front fenders, No seat, Custom bumpers, Center line wheels, new tires but older.
V8 318, AT, motor and trans are good but not running now.
Good start on Rat Rod project, Hot Rod, pickup, truck.”