It’s project. Maybe it’s on a 3B or CJ-5 chassis, hence the year?

https://fresno.craigslist.org/cto/d/chowchilla-1956-jeep-willys-cj-3a/7765813281.html

“1956 Jeep Willy’s CJ3A for sale. This is a project Jeep and needs to be finished. It has a Buick 225 V6 Odd fire motor. T3 three speed trans. Dana 20 centered rear output transfer case. Dana 27 front end with disc brakes. Dana 30 rear end.
We also have 2 GM Sm420 4 speed transmission and a Dana 44 rear end center out put that needs to be rebuilt.”