Other

- EW-WU111 D-Fly wireless transmitter - Shifting customization, system diagnosis and firmware updates can now be done through Bluetooth Smart on smart phones and tablets, using the eTube app - Also allows to send shifting and system data to compatible cycle computers via private ANT+ protocol - Requires BT-DN110 internal battery or BM-DN100 external battery mount

Shimano's Di2 electric drivetrain takes shifting to the next level. Two Di2 Battery Chargers are available. Choose the model designed for your system's battery. An additional power cable is required for the external-style battery charger (sold separately). These chargers fully charge the battery in 90 minutes.

- Internal junction-A with two e-Tube ports - Externally facing charging port eases charging, especially for internal batteries - Mounts in road bar end or in frames with an integrated mounting point - For easier cable routing, use along with EW-JC130 three-way e-Tube cable

Shimano Di2 External Battery Mounts - All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions - Use Di2 system checker to update component firmware

Big performance in a tiny package, the Shimano SW-RS801 remote shifter brings lightning fast shifting to custom shift points on the handlebar. - Compact satellite shifter creates multiple, custom shift points on the handlebar - Attaches directly to the handlebar - 100mm cable length

Big performance in a tiny package, the Shimano SW-RS801 remote shifter brings lightning fast shifting to custom shift points on the handlebar. - Compact satellite shifter creates multiple, custom shift points on the handlebar - Attaches to handlebar via zip tie - 260mm cable length