Mark,
I think they are the same. I think mine would have come out of the factory with no bed and a wooden farm bed was added. I think I have Emailed you at one time but if I had the address I could send you a photo of the frame rear. The lower flange expands right at that last crossmember.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!