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

The Shimano Deore XT CS-M8100 12-speed cassette is designed for mountain bikers who want a wide gear range. It fits wheels with a Micro Spline freehub body.

• Twelve gears for climbs and descents: from 10 teeth up to 45 or 51
• Compatible with Micro Spline wheels: check your wheel's freehub body before ordering
• Low weight: approximately 461 g for the 10-45T version, approximately 470 g for the 10-51T
• Ready to fit: the pack also includes the aluminium lockring
• Choose 10-45T for more speed on the flat, 10-51T for very steep climbs

Technical specifications

• Model: Shimano Deore XT CS-M8100
• Speed: 12
• Available tooth ranges: 10-45T, 10-51T
• 10-45T combination: 10-12-14-16-18-21-24-28-32-36-40-45 teeth
• 10-51T combination: 10-12-14-16-18-21-24-28-33-39-45-51 teeth
• 10-45T weight: Approximately 461 g
• 10-51T weight: Approximately 470 g
• Freehub body: Micro Spline
• Compatible chain: MTB 12-speed chains
• Package contents: 1 CS-M8100 cassette with aluminium lockring

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.