Yes, the cab is the same from the Fire wall back, from 1/2-tons to 2-Tons.
Anything in front of the fire wall, below the cab and behind the cab will be different.

2-Ton


1967 GMC 9500 Fire Ladder Truck
"The Flag Pole"
In the Stovebolt Gallery
1946 2-Ton grain truck
1946 3/4-ton pickup,
1953 1-ton pickup
1957 1-ton flatbed dually,
1954 Pontiac Straight Eight
Of all the things I've lost in my life, I miss my mind the most!