06-27-2010, 10:32 PM
I think you need to replace your rear derailleur with a Shimano Tiagra long cage as well and you will need to add a new chain as well I hope you know how to re set you FD on you bike it easy to do.This forum can help you all the way until you are done.Good luck to you too.
My dad always told me a Sledge a matic can fix any thing.