Remember, modern(late '50's), 22.5 wheels with that bolt pattern were available with the advent of the first tubeless tires, though somewhat hard to find, don't pass them up if you find some. They were used frequently on farm trucks.

Ed

Last edited by EdPruss; 06/28/2018 11:14 PM.

'37 GMC T-18 w/ DD 4-53T, RTO-610, 6231 aux., '95 GMC running gear, full disc brakes, power steering, 22.5 wheels and tires.
'47 GMC 1 ton w/ 302, NP-540, 4wd, full width Blazer front axle.
'54 GMC 630 w/ 503 gasser, 5 speed, ex fire truck, shortened WB 4', install 8' bed.
'55 GMC 370 w/270, 420 4 speed, grain, dump bed truck from ND. Works OK.