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Old 04-29-18, 05:27 PM
Bill Kapaun
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Join Date: Feb 2007
Location: Mid Willamette Valley, Orygun
Posts: 10,675

Bikes: 86 RockHopper,2008 Specialized Globe. Both upgraded to 9 speeds.

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Originally Posted by 09box View Post
Upon looking at my bike, it is a Tiagra RD-4601 with MA stamped on top of it. Looking on Shimanos website, there is no 9 speed version of this RD and only a 10 speed. Am I missing something here?
It's not uncommon for the RD to be 1 "step" above the FD/shifters, quality wise.
MA is Jan, 2014

Last edited by Bill Kapaun; 04-29-18 at 05:31 PM.
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