Shimano Releases Official Dura-Ace 9000 and 9070 Di2 Photos and Technical Information Daniel2012-05-31T13:51:31-08:00 Shimano’s latest top-of-the-line 11-speed group has been one of the worst keep secrets in Shimano Releases Official Dura-Ace 9000 and 9070 Di2 Photos and Technical InformationDaniel2012-05-31T13:51:31-08:00
