transmission swap

My '95 Bronco needs a new tranny. Destroyed it on the last wheeling trip. Supposedly, the only direct fits are those from another '95 bronco, 150, 250, or 350. I would love to put a C6 in it. Would this be possible? What should I be aware of?

Ok...here's the deal, I'd like to go with as high of an axle ratio as I can...but 4.56's would push rpm's on the highway a little higher than I'd like...and I'd like to go higher than that...like 4.88 or 5.13. I don't drive much on the highway, but I would like to take more trips...and, I...