5FR. 5 (built in Kansas City, MO), F (1948) and R (3600). I think we all know that.
Perhaps there was a screw-up in Kansas City. Can't argue with wheel base.
1948 3/4-Ton 5-Window Flatbed Chevrolet 34 Years. Now with a '61 261, 848 head, Rochester Monojet carb, SM420 4-speed, 4.10 rear, dual reservoir MC, Bendix up front, 235/85R16 tires, 12-volt w/alternator, electric wipers and a modern radio in the glove box.