Originally Posted by
brandenjs
I received a Tiagra 9sp. RD for next to nothing, will it work on a 7 speed Shimano HG freewheel with Shimano 7sp. SIS shifters. I would think that as long as the limit screws are adjusted correctly it would work with the range I need...
Keeeeerect!
Rear derailers don't care how many speeds, that's just marketing.
Sheldon "
http://sheldonbrown.com/speeds " Brown