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Shimano ULTEGRA CS-R8000 11-speed Cassette (11-25T)

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ULTEGRA CS-R8000 11-speed Cassette
The Shimano CS-R8000 is the matching 11-speed cassette for the new ULTEGRA R8000 group. With optimal ratios just ready for applications such as gravel, adventure or cyclocross.

Everything you need to make your ride distinctively yours: The Shimano Ultegra 11-speed Cassette CS-R8000

The new Ultegra R8000 series is taking our rider-tuned philosophy to the next level, with an extensive range of components for mechanical shifting, electronic shifting (Di2) and time trial / triathlon.

The 11-speed cassette sprocket comes in 6 ‘standard’ sizes (CS-R8000, 11-25T, 11-28T, 11-30T, 11-32T, 12-25T, 14-28T) and a wider 11-34T (CS-HG800) cassette with a hub body designed to fit both road bikes (with spacer) and mountain bikes.

Product features – Shimano ULTEGRA CS-R8000 11-speed

  • Use: Road
  • Group: ULTEGRA R8000
  • Model: CS-R8000
  • Type: HG-EV
  • Gear: 11-speed
  • Compatible chain: HG-EV 11-speed, HG-X 11-speed


  • 11-25 (11-12-13-14-15-16-17-19-21-23-25 teeth)


  • Spider arm: Carbon / Aluminum
  • Spockets: Steel
  • Lock ring: Aluminum

Weight (manufacturer information)

  • approx. 232g (11-25)
  • approx. 251g (11-25)
  • approx. 269g (11-30)
  • approx. 292g (11-32)
  • approx. 243g (12-25)
  • approx. 300g (14-28)

Gear Range



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