Yeah I am running 25mm wide rims.
@B0N0R would it be possible to run 23mm tyres on a 25mm wide u-shape cabron rim? It says not to
That explain it.
You can run 23mm tyres, but I would NOT advise the gp4000s 23mm on that rims width, the sidewall is much more exposed to the road due to the narrow contact point.
@edscoble started
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Yeah I am running 25mm wide rims.
@B0N0R would it be possible to run 23mm tyres on a 25mm wide u-shape cabron rim? It says not to