5' 7" with a 32.25" inseam...

Long legs and short torso makes bike fitting difficult...

I went from 175 mm cranks to 170 mm cranks a few years ago and noticed a big difference...

My cadence went way up and found I was able to hold a higher power output for a longer period because of the decrease in muscle fatigue...



No one will be able to tell you what is right for you...