Super stress free operation, thanks to Di2 technology. Digital operation reduces the chance of human error and continuous durability. Ergonomic controllability with Di2 technology for next generation of riding experience. Optimum ergonomics contributes to better steering control while the auto trim system makes it even more easy to ride.
Switch operation with optimized interface
Similar operation to mechanical spec for intuitive use
Palm fit forming bracket
Reach adjust mechanism for custom adjustability shift/brake position
Wire kits and other associated electronic pieces are sold separately
Please Note: All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions. To update the firmware on your components, use the Di2 system checker from Shimano, which is found here.
There are no questions for this product at the moment.
These were my first foray into electronic shifting. They are great. Very comfortable for my long rides. If you're considering electronic shifting, save your money and go Ultegra, not Dura Ace, sure, the DA is lighter, but it's just not worth the difference.