Shimano 105 Di2 R7100 Disc Groupset

This comprehensive Shimano 105 Di2 12-speed bundle delivers everything you need to build or upgrade a modern road drivetrain with wireless electronic shifting and hydraulic disc braking. At its core are the FD-R7150 front and RD-R7150 rear derailleurs, offering smooth, precise Di2 performance with synchronised shifting and effortless control. Paired with ST-R7170 hydraulic Di2 STI levers, you get confident braking, excellent modulation, and intuitive shifting in all conditions. The drivetrain is completed with the 105 R7100 HollowTech II chainset, CS-HG710 11–36T cassette, and a 12-speed Hyperglide+ chain with quick link for fast, quiet shifts even under load. Braking performance is enhanced by the RT-CL700 Ice Tech rotor, designed to manage heat on long descents and maintain consistent stopping power. Powering the system is the internal BT-DN300 battery with charging cable, providing lo

Key specs

• Speed: 12-speed
• Brakes: Hydraulic disc with Ice Tech rotor
• Shifting: Shimano 105 Di2 wireless