SHIMANO DEORE XT CS-M8100 Cassette Sprocket M8100 Freewheel Cogs Mountain Bike MTB 12-Speed 10-51T M8100 Cassette Sprocket
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Specifications
- Brand Name
- SHIMANO
- High-concerned chemical
- None
- Origin
- Jp(origin)
- Material
- aluminum
- Flywheel Adjustable Gear Number
- 12
- Model Number
- CS-M8100-12
- Freewheel Speed
- 12
- Gear Teeth
- 10-51T
- Type
- MTB Bike Freewheel
- Components
- Freewheel
- Series
- SHIMANO DEORE XT M8100 Series
Product Description
CS-M8100-12 Original (no box)
--Definitive shifting performance
--MICRO SPLINE
--Combination：
10-45T：10-12-14-16-18-21-24-28-32-36-40-45T
10-51T： 10-12-14-16-18-21-24-28-33-39-45-51T
Pros & Cons
Pros
- HYPERGLIDE+ technology for definitive shifting performance
- Wide 10-51T range ideal for MTB terrain
- Premium SHIMANO DEORE XT series aluminum build
- 12-speed Micro Spline compatibility
Cons
- No box packaging, original loose
- Requires specific Micro Spline freehub
- High-end price for cassette replacement
- Installation needs bike tools
Common Questions
What material is the SHIMANO DEORE XT CS-M8100 Cassette made from?
Aluminum construction for lightweight strength in MTB freewheels.
What is the gear range and size of the M8100 12-Speed Cassette?
12-speed 10-51T (10-12-14-16-18-21-24-28-33-39-45-51T) or 10-45T options for wide MTB gearing.
Is the Shimano CS-M8100-12 compatible with Micro Spline hubs?
Yes, requires MICRO SPLINE hub for 12-speed MTB compatibility.
How do you install the SHIMANO DEORE XT M8100 Cassette Sprocket?
Standard freewheel installation on compatible Micro Spline hubs; use Shimano tools for secure mounting on mountain bikes.
What are shipping details for the Japan-origin Shimano M8100 Cassette?
Ships from JP origin; reliable international shipping, typically 5-15 days worldwide.
Product information last updated on March 25, 2026