Originally Posted by
BlazingPedals
The spec sheet lists 26x1.25 for the rear tire. I think you'll find that the actual diameter for that size tire is about 24.5". Plugging that diameter into my personal gear inch calculator, I come up with 21.5" to 118", which is pretty close to the advertised specs.
Indeed, for the Giro it is pretty close. The Corsa lists 32" to 119" though it is more like 23" to 119". That is the one I think was inverted. I always check Sheldon's calculator as I like to swap tires and wheels
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Last edited by djwid; 10-09-08 at 03:06 PM.
Reason: clarification