Drivetrain — Shimano 105 Di2, 12-speed electronic. • Rear derailleur: Shimano 105 Di2, short cage (301 g). • Front derailleur: Shimano 105 Di2 FD-R7150 (138 g). • Battery: Shimano BT-DN300 Di2. • Levers/calipers: Shimano 105 R7170 Di2 hydraulic disc, 2-piston (levers 388 g / 387 g).
