This does appear pretty original, though the body has multiple patches on the outside.
https://newlondon.craigslist.org/cto/d/versailles-1948-willys-cj2a-and-1967/6830994745.html
“1948 CJ2A Willys Jeep and 1967 Stevens Army cargo trailer, 1/4 ton 2W M416. $6500.00 OBO for both. Will separate ($5,000 for Jeep, $1500 for trailer both negotiable). Both in good shape. Jeep is all original with 6 volt electrical system. Runs well. Needs front end work and body TLC. Trailer is all original.”