Shimano XT CS-M8100 12-Speed Sprocket Unit (Silver) (10T [B] and 12T [D])

Shimano XT CS-M8100 12-Speed Cassette Cog Unit Description:

The Shimano XT CS-M8100 12-Speed Cassette Cog Unit includes cogs intended to replace or repair 10T and 12T cogs found on Shimano XT CS-M8100 12-Speed Cassettes.

Features:

• Replacement cog unit set Shimano XT CS-M8100 12-Speed cassettes and other cassettes
• Includes 10T (B) and 12T (D) cogs
• See compatibility tab for compatible cassettes

Specifications:

• Color: Silver

This product is expected to become available for purchase on Wednesday, September 23, 2026