The pinnacle of Shimano road technology and innovation, the new 12-speed ULTEGRA R8100 group is a fast and acute drivetrain. The Science of Speed, Shimano’s design philosophy for its latest road groups, is comprised of five elements: a new Di2 platform, a refined interface and the addition of Hyperglide+.

Groupset Includes:

• FC-R8100 Crankset (Crank lengths: 160mm, 165mm, 170mm, 172.5mm, 175mm)(Chainrings 50-34 or 52-36)
• ST-R8150 Shift / Brake Lever Set
• FD-R8150 Di2 Front Derailleur
• RD-R8150 Di2 Rear Derailleur
• BR-R8100 (Center mount) or BR-R8110 (Direct Mount)
• CS-R8100 Cassette (11-30 or 11-34 gear range)
• CN-M8100 12 Speed Chain
• BT-DN300 Internal Battery
• EW-FC300 Battery Charger Cable
• EW-JC304, SD300 4 Ports Junction
• 5 x E-Tube Wires (2 x 400mm, 900mm and 1200mm, 1600mm)
• BR-R8100 Caliper Brake
• Optional Add-on: Shimano Threaded BSA / English Bottom Bracket, SM-BBR60, ISMBBR60B, shell 68mm or Pressfit Shimano SM-BB72-41B