Shimano Ultegra DI2 R8100

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Product details

Shimano Ultegra R8100 Di2 Group, Direct Mount Rim, 175 mm, 50x34t, 11-34.

This group includes:

  • Shimano Ultegra Front Derailleur (Di2 Spec.) FD-R8150 Double Down Swing
  • Shimano Ultegra Rear Brake Caliper BR-R8110-RS
  • Shimano Ultegra Cassette CS-R8100-12 12-speed 11-12-13-14-15-17-19-21-24-27-30-34t
  • Shimano Ultegra Crankset FC-R8100 12-speed 175.0 mm 50-34t
  • Shimano Ultegra Shift/Brake Lever (for Road Handlebar) ST-R8150-L Dual Control Lever
  • Shimano Ultegra Front Brake Caliper BR-R8110-F
  • Shimano Battery (Di2 Spec.) BT-DN300 internal 3.7 Wh
  • Shimano Ultegra Shift/Brake Lever (for Road Handlebar) ST-R8150-R Dual Control Lever
  • Shimano Charging Cable EW-EC300
  • Shimano Chain CN-M8100 HG 12-speed E-Bike rated 126 Links Quick-Link
  • Shimano Rear Derailleur 12s Di2 RD-R8150 Ultegra

Crankset gearing: 50x34T
Cassette gearing: 11-34
Crank length: 175 mm.

Key specifications

Bike area of use
Racing bikes
Cassette compatibility
12-speed

General information

Item number
54581987
Manufacturer
Shimano
Category
Groupsets
Manufacturer no.
GRULTR8100DI2RDM014
Release date
10.2.2025

Colour

Colour
Black
Exact colour description
Black

Groupset properties

Bike area of use
Racing bikes
Cassette compatibility
12-speed
Maximum pinion size
34x
Number of chainrings
2x
Complete group equipment
Electronic circuit

Shift lever features

Number of brake levers
2x
Braking system
Disc brake

Chain properties

Number of chain links
126x

Front derailleur properties

Front derailleur construction
Down swing

Crank properties

Number of teeth
50 + 34

Origin

Country of origin
France

Scope of delivery

Scope of delivery
Shimano BT-DN300 battery, Shimano EW-EC300 charging cable, Shimano Ultegra R8100 DI2 groupset

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