Shimano Dura-Ace CS-R9100 11-speed Cassette

185.95 US$
231.95 US$
You save 46 US$
The Dura-Ace R9100 component group from Shimano delivers unparalleled performance, refined ergonomics and rider-tuned customization to maximize every rider’s potential.
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185.95 US$
231.95 US$
You save 46 US$
Delivery within 3-10 working days
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Product description

Shifting is optimized thanks to the Hyperglide EV sprockets. This cassette is constructed from a lightweight alloy and carbon fiber spider which houses six steel sprockets and five titanium sprockets. Available in both 11-28 and 11-30 ratios.

Product details


  • Lightweight cassette
  • HG-EV technology cassette sprocket for rider-tuned gear combination and cadence management
  • Optimal 11-speed drive train gear ratio
  • Silky driving, accurate shifting HG-X11 directional chain provides smoother shifts and greater overall performance
  • Nickel-plated finish offers hard wearing resistance to corrosion
  • Alloy cassette lockring
  • Sprockets are extensively cut away and drilled to further reduce weight without reducing rigidity


  • Series: Dura-Ace R9100
  • Model Number: CS-R9100
  • Speed: 11-speed
  • Number of Spider Arms: 2
  • Spider Arm Material: CFRP
  • Sprocket Material: Steel / Titanium
  • Lockring Material: Aluminum
  • Teeth: 28 / 30


  • 1 x Shimano Dura-Ace CS-R9100 Cassette
  • 1 x Shimano Lockring


  • Shimano


  • 177 g

Number of Sprockets

  • 11

Cassette Gear Ratio

  • 11-25



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Subject to technical modification without notice. Errors and omissions excepted.

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