Save And Adventure Summer Sale: Extra 20% off select items with code ADVENTURE26

Shimano Dura-Ace CS-R9100 11-Speed Cassette

backcountry  |  SKU: DWGC4JF
$20882 40% Off

Original price

$35000

Shipping calculated at checkout.
Condition
Good  NEW
Never used. Shows no signs of wear. New items may have the original tags or come in their original packaging.

EXCELLENT
This gear should be like new with very minimal use and wear.

GOOD
This gear is still in good shape. There’s some wear and tear, but has plenty of life left in it. Signs of wear may include pilling, snags, lint, animal hair, dried dirt, and minor but noticeable staining, etc.

FAIR
This gear is still usable and is in OK shape, but shows noticeable signs of wear and tear. Fair condition products likely have cosmetic blemishes throughout such as pilling, lint, animal hair, and dried dirt. Physical damages such as holes, tears, loose stitching, and staining are often found on Fair items. Fair items are valued for function over form.

Free Shipping on Orders $100+*

Free Shipping on Orders $100+

  • Offer valid on products purchased from the sellers Geartrade or Backcountry
  • Not valid on orders shipped to Alaska and Hawaii
  • Not valid on products in the following categories: complete bikes, bike frames, bike wheels, travel cases, kayaks, inflatables, pontoons, SUP's, surfboards,wakeboards, crash pads, windsurf boards, cargo boxes, car racks, skis, snowboards, tents, backpacks and coolers

FAQ's

Are the product photos of the actual items?

  • Yes! Geartrade does not use stock photos on their used gear. What you see, is what you get.
  • Some items in new condition may have stock photos.

Why should I buy used gear?

  • Good gear is built to last, you can save a lot of money and it's great for the planet.

I want to sell gear - what do you accept?

What is your return policy?

  • We offer a generous no-questions-asked 14 day return policy for eligible items. Final sale items are not eligible for return. You have up to 14 days to initiate a return after your order has been delivered. The item needs to be in the same condition we sent it to you (keep those tags on). Our full return policy can be found here: Return Policy

How fast do you ship?

  • Most orders placed before 1pm MST are shipped out that day. We ship Monday-Friday.
Why Geartrade?
  • Items are Hand-inspected by Gear Experts
  • Steep Discounts on Premium Outdoor Brands
  • Over 3 million pounds of gear diverted from landfills since 1999

Product Condition: The Dura-Ace CS-R9100 11-Speed Cassette is in Good condition. This item(s) was previously owned for one 22 days. The following observations were made regarding this item: *Original product box has some writing on it. * Product inside is in great condition. * No damage reported to product. * Item sold as is, all warranties void

Size: Unisex 11-28

Color: One Color

Retail Cost: $350.00

What Our Gearhead Experts Are Saying:

“This cassette has that perfect Shimano feel—crisp, quiet shifts every time. I love how it balances lightweight titanium cogs with steel where it matters most, giving me both performance and longevity without compromise.”

When we’re chasing smooth, flawless shifts and a drivetrain that feels tuned to perfection, the Shimano Dura-Ace CS-R9100 Cassette is the standard we trust. As Shimano’s top-tier 11-speed road cassette, it combines precision engineering, lightweight construction, and legendary reliability for the kind of performance that stands out on every climb, sprint, and descent.

Its carbon and alloy carrier minimizes flex under power, while titanium and nickel-plated steel cogs deliver the ideal mix of low weight and long-term durability. Every shift clicks into place with that unmistakable Shimano consistency—refined, responsive, and whisper-smooth. Whether we’re racing, training, or just pushing for another personal best, the CS-R9100 brings elite-level performance to every ride.


Dura-Ace CS-R9100 Cassette delivers pro-level precision with optimal weight and durability (DWGC4JF)

TECH SPECS

  • Cog Sizes: 11 - 25t, 11 - 28t, 11 - 30t, 12 - 25t, 12 - 28t
  • Cog Material: [five largest cogs] titanium, [six smallest cogs] nickel-plated Cro-Moly
  • Freehub Type: Shimano 11-Speed Road
  • Carrier Material: carbon fiber, alloy
  • Claimed Weight: [11-25t] 6.2oz (175g), [11-30t] 7.4oz (211g)
  • Activity: cycling

Not everything needs to be new. Earth matters too.

Wear it Out ™

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