Originally Posted by
dgalati
Yea I have a ultegra/dura ace setup. Stupid question but does it matter if I get a cassette with a different gear ratio than my current one? i.e. will I have to adjust the derailleurs every time I switch out wheels?
Also, how do I find out what my gear ratio is?
Just count the smallest cog (the first number) and the largest cog (the second number). 11-23 has 11 teeth on the smallest cog and 23 teeth on the biggest cog.