Est. 1982

Shimano Deore XT CS-M8100 12-Speed Micro-Spline Cassette


Enhancing ride performance and expanding gearing range, DEORE XT M8100 cassettes feature SHIMANO’s MICRO SPLINE freehub technology that works seamlessly, allowing the use of 10-tooth cogs. The new design with its smaller splines also allows for an aluminum freehub body construction that isn’t damaged or gouged out by the cogs during use.

The new cassettes employ SHIMANO’s Beam Spider construction for weight reduction and improved power transfer utilizing a strategic application of aluminum and steel for an optimal blend of weight savings, rigidity, and durability. 

Application:- Enduro, All Mountain, Cross Country
Gearing:- 12-Speed
Gear Ratios:- 10-45t, 10-51t
Sprocket Material:- Steel, Aluminium

Freehub Body Compatibility:- Shimano Micro Spline 

CS-M8100-12 – Wide Range and Rhythm Step Cassettes

-Wide Range Cassette - 10-51t

        Designed for single front chainring setup

        510% gear ratio with smart gear steps to extend the range



-Rhythm Step Cassette - 10-45t

        Designed for double or single front chainring setup

        450% gear ratio with ideal gear steps



With Hyperglide+, you don't have to interrupt pedalling while the drivetrain is shifting to effortlessly manage trails where conditions change from one second to the next. You'll get the support you need to master almost any terrain, while the propulsion system always provides you with the right shifting options to enjoy your ride untroubled.