Find Your Store
Home Page

Cart, contains 0 items

When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.
Expert Help
Earn Rewards

Ultegra CS-R8100 12-Speed Cassette

Be the first to review
Current price: $89.99 - $93.23 Original price: $111.99
Up to 20% off

Style & Size:


Ultegra CS-R8100 12-Speed Cassette

12 speeds of range make its way to the Shimano lineup with the Ultegra CS-R8100 12-Speed Cassette. This cassette utilizes 12 gears to keep the rations closer and pedaling action smoother up and down the cassette. Ultegra cassettes are made of steel to take on plenty of abuse and long miles.


  • Functional and budget-friendly 12-speed cassette
  • Steel cog material holds up to lots of miles
  • Available in a variety of range options
  • Works with hyperglide 11 and 12 speed carriers
  • Item #SHIU1F3
Cog Sizes
[11-30] 11, 12, 13, 14, 15, 16, 17, 19, 21, 24, 27, 30, [11-34] 11, 12, 13, 14, 15, 17, 19, 21, 24, 27, 30, 34
Cog Material
Freehub Type
Carrier Material
Claimed Weight
[11-30] 291g, [11-34] 345g
Manufacturer Warranty
2 years
cycling, road, gravel

What do you think about this product?


Selecting an option will reload the available reviews on the page

Sorry, we don’t currently have any of those types of reviews for this product.