Est. 1982

Shimano Deore CS-M5100 11-Speed Cassette


The Shimano Deore CS-M5100-11 Cassette / 11-Speed

The Shimano CS-M5100 is the first Deore cassette for 11-speed drivetrains. It fits conventional Shimano MTB freehubs and is comes with the following ratios 11-42t or 11-51t. Thanks to the proven Hyperglide technology, smooth and fast gear changes are guaranteed.


Application: All Mountain, Cross Country
Gearing: 11-speed
Gear Ratios: 11-42, 11-51
Sprocket Material: steel
Freehub Body Compatibility: Shimano MTB

Technical Information:

Series: Deore M5100
Spider: 1 (aluminium)
Recommended Chain: HG-X11 


  • HG cassette with smooth and precise gear changes
    plated sprocket and lockring, painted spider
  • 11-51T cassette designed for 1x11 drivetrains only
  • 11-42T cassette works with both 1x11 and 2x11 drivetrains