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Shimano Ultegra 6800 11 Speed Groupset

The Ultegra series is "pro-proven" as it is a direct trickle down from the Dura Ace group. It stands for state-of-the-art technology, proven in pro races, the technology used in the new Ultegra 6800 series with 11 speed, newly designed brakes, new chain treatment etc.

Specification
  • Unique four-arm spider and Hollowtech II construction provides strength just where its needed.
  • Smaller, sleeker hoods delivers improved ergonomics for better rider comfort and control, with reduced lever stroke and lighter action.
  • Rear derailleur has been redesigned for lighter operation with the help of new low-friction polymer-coated cables. Shifting effort is now more even across the range.
  • New front derailleur delivers both a shorter stroke at the lever and reduced effort.
  • Brakes feature a new symmetrical dual pivot design whilst twin bearings reduce pivot friction and improve efficiency and controllability.
  • New symmetrical chain offers low weight and high durability.