Originally Posted by
NinetiesKid
Why don't you ride around with your Crosscheck in a certain gear, like 66 GI or something, and see if you can find a ratio that works for you. If you can, then go with a FG with that drivetrain.
If you cant, but you can keep it within a couple of gears, maybe the S3X is the best alternative for you. Good luck
This.
It worked for me. Just find the gear that is just hard enough to climb in but just nice enough to cruise on the flats too.