The Ultegra ST-R8070 series shares the same Di2 electronic shifting technology as Dura-Ace, at a more affordable price. Featuring hydraulic-actuated operation and improved ergonomics for all-day riding comfort and performance.

• Compatible with hydraulic calipers
• Clearer separation between the buttons ensures precise shifting even when the driver wears thicker gloves
• Multi-Shift can be switched on or off individually for each switch
• The buttons under the top cover can be programmed to control third-party devices
• All features are customizable with Shimano’s E-Tube app or PC software