Shimano Ultegra 11-Speed Cassette (CS-6800)

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The Shimano Dura-Ace CS-6800 Cassette, with 11 speeds! Now, you get more usable gears in each cassette range.  When paired with Shimano HYPERGLIDE (HG) chains, HG cassette sprockets deliver a fast and precise index shifting action. The computer-designed sprockets incorporate specifically positioned shift ramps and tooth profiles for improved chain control during shifting. Responsive, smooth and low-noise shifting is the result.


  • HG Cassette Sprocket (11-speed)
  • Rider tuned wider gearing options with 11-speed
  • Options available: 11-23T; 11-25T; 12-25T; 11-28T; 11-32T
  • Wt: 257g (11-23T)