Yes, looks like wheels I was thinking of.
Someone ought to trade you wheels, or find the other version and sell those. They're out there.

Spacers are usually just asking for trouble. Do it right and just get wheels that fit.

Or
The 14 bolt only needs spring pads cut off and new aftermarket ones welded on, you can hire the welding done.
Plenty of threads and discussions here about the 14 bolt rear swap.
I have some, but have not completed the swap yet, not enough time in the week.... make that year.

•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
---All pictures---
"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-