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Hello all, does any one know if 14 inch 7.5j alloys will fit on a 172 cup? Also what are the pros / cons of fitting smaller wheels, doesn't it change the gearing of the car, I was thinking of using them for track use with 888 s on.
was that on the same brand of tyre same suspension setup? both being 195 would mean same amount of contact patch on the road. 16s would handel better due to smaller sidewall movement.
as between the size its only 1.02% difference in rolling radius so would be 1mph faster at 70mph on 16s no no real change in gearing.