Originally Posted by
HillRider
I'm pretty sure it has a cassette on a freehub, not a freewheel. By 1992 almost any decent bike used cassettes. My '92 1420 certainly did. Also, have someone measure the rear dropout spacing carefully. I'd be very surprised if it isn't 128 mm and would allow you to safely use a 130 mm hub.
It sounds like you need a different, more cooperative bike shop.
Hmm, free hub or free wheel? Here are the specs. Mine is the 2300.
http://www.vintage-trek.com/images/t...rekCatalog.pdf
I removed the wheel. Even if I set the calibrator to 127, it will not fit inside the dropouts. 126 does. I wanted to be sure myself so bought the calibrator today.