Shimano Deore XT FC-M8100-1 12-Speed 1x Crankset 175mm Boost HOLLOWTECH II (No Chainring) IFCM81001EXXT

Shimano Deore XT FC-M8100 is a genuine Shimano crankset delivering precise, reliable shifting for mountain bike riders.

Genuine Shimano Deore — brand new in retail packaging.

Will it fit? This is a 12-Speed HOLLOWTECH II crankset (1x12, Direct Mount). Pairs with a 24mm HOLLOWTECH II bottom bracket (sold separately) for Shimano 12-Speed mountain drivetrains. Crank arms only — the direct-mount chainring is not included.

Key Specifications

Technology Highlights

• ✓ HOLLOWTECH II hollow-forged arms give a high stiffness-to-weight ratio for efficient power transfer.
• ✓ 24mm steel spindle provides a stiff, reliable HOLLOWTECH II interface.
• ✓ Direct-mount interface is light and quick to set up or swap.
• ✓ Genuine Shimano quality — consistent performance and durability.

What's in the Box

• 1 × Shimano Deore XT FC-M8100-1 crank arms, 175 mm (direct-mount chainring not included — sold separately)
• Documentation (as supplied)
• Original Shimano retail packaging