The wheel is different though, do you have 22.5” wheels for the truck?
Depending on the truck you may do fine with a little taller tire, for example 9r22.5 tires fill up the fenders and look ok on a 48-54 two ton, on 22.5” wheels.

•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-