Reviews for the product - 2016 Shimano Dura Ace 9070 11s Di2 Electronic Upgrade Kit - Back to product 4 Product Reviews - Average rating 5 / 5 (Best Rated | Worst Rated | Most Recent | Oldest)Click to review this product Dura-Ace Di2 upgrade kit...J_Style6 - 01st October 2015Euro Bike offered the best price a faster than expected delivery to help me the last possible upgrade to my Specialized Roubaix Pro Compact Road-Bike!The performance of the new system is crisp, extremely quiet and exact in shifting gears! I will never go back to the mechanical system. Thanks Euro Bike!!! Dura ace di2Osvaldo Martinez - 09th January 2016Great service,professionals sellers and fast shipping. Very happy Dura ace 9070 di2Osvaldo Martinez - 09th January 2016Great service,professional people and fast shipping. A worthwhile purchase!!!J_Style6 - 15th January 2016Because of the price I am more than happy/glad I found eurobikeparts.com, to make my purchase of the Dura Ace 9070 Di2 system! Once you go Di2 you'll never want to go back to the old (mechanical system) industry standard... Thanks EuroBikeParts!Click to review this product Related Products1 of 2 2016 Shimano Dura Ace 9000 11s Groupset/Group PriceDiscontinued - Unavailable Shimano Ultegra 6870 11s Di2 Electronic Group PriceDiscontinued - Unavailable Shimano Ultegra 6870 11s Di2 Electronic Upgrade Kit PriceDiscontinued - Unavailable 1 of 4 Shimano Dura Ace R9150 11s Di2 Electronic Group - Rim Brake PriceDiscontinued - Unavailable Shimano Dura Ace R9150 11s Di2 Electronic Upgrade Kit - Rim Brake PriceDiscontinued - Unavailable