Originally Posted by
SirMike1983
Yes - some riders who tend to push harder and are more particular about cadence will like the AM medium ratio. If you have to have it even closer together, the rarely-seen AC close-ratio hub is another option. Another possibility is the FM four-speed medium ratio, which has fairly tight gearing but an extra speed.
I guess the other possibility would be to get an S3X hub and run it with a freewheel. I think that hub goes low to high from 62 percent underdrive to 78 percent to 100 percent/direct top gear.