They are not the same as I see the question.
Here’s my answer to the same question received by PM (private messaging a moderator is not the proper way to ask a general stovebolt question, use the forum)

https://www.stovebolt.com/ubbthread...oards-brackets-will-work.html#Post832849

http://chevy.oldcarmanualproject.com/
-> http://chevy.oldcarmanualproject.com/parts/1929_54/index.htm
----> http://chevy.oldcarmanualproject.com/parts/1929_54/467.htm



I’m sure the 1 ton and smaller very short running boards are different than the big trucks, having seen both side by side.
The big truck boards are wider at the front fender and shorter (or taller I forgot) on the vertical part under the cab.

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-