There’s a tag suggesting this was a reconditioned jeep at some point. It’s likely a mix of GPW and MB parts, along with some civilian/other parts (such as the rims, seats, bumper).

https://www.facebook.com/marketplace/item/569207050512329/

“Beautiful restored. Runs perfect, 5527 original miles. Engine was overhauled at 4121 miles. New exhaust, new military rims with new 6 ply Firestone tires. New 12 volt starter, new canvas top, custom roll bar, new mirrors, new radiator, new carburetor, new springs and shocks, transmission is a manual 3-speed, engine is a L-34, 4-cylinder. All new stickers.”