You must have a 1 ton rear to fit those 18" wheels. I tried to get 19.5's to fit over my 48 rear drums to no avail. But if that were the case, they would be 8 holers, wonder what kind of set up you got? Any pictures?

If you had all 20"ers, the 8.25 x 20 tires are still plentiful and easily had,
Scott

Scott Ward

2 1948 1.5-ton Loadmasters
The red one and The snow pusher
1 1950 3100
1 1955.1 Chevy 6500
1 1954 Chevy 6500 2-Ton
1 1955 1st Series COE 5700
1 1963 K20 (454)
1 1964 C10 (350)
1 1951 1.5-ton Dump Truck
1953 and a 1956 Ford F800

Raising a teenager is like trying to nail Jello to a tree!