Nice Jay. Looks like extended frame and steel side bed. Set up for deliveries. White wall tire. Possible aux. Trans.
Looks like it has leaf springs in the back too. I'm guessing a 1 1/2or2 ton conversion. Dave
...and a bent frame that sags in the middle.
Looks like a special purpose bed. I wonder what they hauled mostly ? Dents near the bottom of the metal sides suggest coal or gravel ? Must have had a good reason for the stake panel above the wheel.