SHIMANO - 105 R7170 Di2 Disc Groupset - 12 Speed

The new SHIMANO 105 brings Di2 shifting to a new group of riders. For those who have only experienced mechanical shifting and ergonomics, SHIMANO 105 Di2 represents a transformation of the road cycling experience.

The Shimano 105 Di2 features hybrid operation. The battery, located inside the frame, the derailleur, and the derailleur are all wired together. Meanwhile, the levers have a wireless operations. The new groupset incorporates an advanced 12-speed transmission, thus having more gears available to improve pedaling efficiency in any situation. An improved interface and ergonomics, achieving a magnificent balance between comfort, aerodynamics and aesthetics.