Shimano Ultegra Di2 R8150 2x12 36-52 Power Meter Groupset W/ Disc Brake

The Shimano Ultegra Di2 R8150 2x12 36-52 Power Meter Groupset with Disc Brake is a high-performance electronic shifting groupset designed for road cycling. 

Key features of this groupset include:

- 2x12-speed electronic shifting system: This groupset offers 24 gears with smooth and precise shifting. The electronic shifting ensures quick and accurate gear changes, even under load.

- Power meter: The groupset includes a power meter integrated into the crankset. This allows riders to measure their power output and track their performance during rides.

- Chainring options: The groupset comes with a 36-52 tooth chainring combination, providing a wide range of gear ratios for different terrain and riding conditions.

- Disc brake system: The groupset features hydraulic disc brakes, offering reliable and consistent braking performance in all weather conditions. The disc brakes provide excellent modulation and stopping power.

- Ultegra-level components: The Shimano Ultegra range is known for its high-quality and lightweight components. The R8150 groupset includes top-of-the-line Ultegra components, delivering exceptional performance and durability.

Overall, the Shimano Ultegra Di2 R8150 2x12 36-52 Power Meter Groupset with Disc Brake is a premium option for road cyclists looking for high-performance electronic shifting, power measurement, and reliable braking performance.

FEATURES

- performance measurement cranks (power meter)

- battery mounting internally in the seatpost (adapter required), running time approx. 1000 km

- CR1632 battery in STI for wireless shifting

- front derailleur with more compact design than previous model, connected to battery via cable

- rear derailleur with wireless chip, LED display, charging socket and function button, connected to battery via cable

- 10% more clearance for the brake pads

SPECIFICATIONS

Series                               : Ultegra Di2 R8150

Application                      : Road

Shifters & Derailleurs      : 2x, 12-speed (electronic, semi-wireless)

Brakes                             : disc, hydraulic (flat mount)

COMPONENTS

Crank                              : 170.0 mm, 172.5 mm, 175.0 mm (gradation 36-52)

Cassette                         : 11-30, 11-34

Front Derailleur             : braze-on

Rear Derailleur              : long cage