I am getting ready to order new tires for my 1924 Willys Knight, and I read through a couple of threads about tire sizes and types. Before I plunk down a lot of money for something I can't use, I thought I would ask here.
Today I have 32x4 on the rims. I assume that they are OK, since they look like they have been there for a long time. The spare looks to be from the 1950s - no tread and really hard so maybe older - and it is also 32x4 according to the sidewall.
So by my calculations the rims must be 24 (32-4-4=24) so that would mean 32x4 (24+4+4=32) or 33x4.5 (24+4.5+4.5=33) or 34x5 (24+