3rd party cranksets - Compatibility with Shimano Di2

Discuss light weight issues concerning road bikes & parts.
Posts: 11
Joined: Sun Aug 10, 2008 10:37 pm
Location: Ann Arbor, MI

by thegreatdelcamo

LD100 wrote:Interesting. A couple months ago Shimano customer service told me the 7900 chain ring spacing hasn't changed from 7800. FSA also told me the same thing (i.e. their chain ring spacing is the same as 7900).

Your information is undoubtedly correct. The Di2 system puts motors on the FD and RD. It doesn't change the spacing on the chain or chain rings.

by Weenie

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Joined: Mon Apr 30, 2007 11:02 pm
Location: around amsterdam

by tochnics

the good thing is that the 7900 crank will match the groupset
but if you want to keep your fsa crank just try it out
Join the light side

a light bike does make you go faster unless you are slow

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