Originally Posted by
icemilkcoffee
First of all you should try disassembling and cleaning out the old shifters with WD40. I've never cleaned out a 10sp shifter but I've brought several 7-8 sp brifters back to life.
Secondly, you can get Microshift shifters which will be fully compatible with your Shimano shifters, without having to fuss with Shiftmate, etc.
Third option would be the Tiagra 4600 brifters (ie. not 4700). They are still available new on Ebay.
no on disassembly, there are no designed for that, just flush the heck of of them with copious amounts of wd40, working the mechs. then some silicon based lube
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Life is too short not to ride the best bike you have, as much as you can
(looking for Torpado Super light frame/fork or for Raleigh International frame fork 58cm)