Shimano Deore XT / Ultegra CN-M8100 Chain — 12-Speed, 116 Links, HYPERGLIDE+, Quick-Link, MTB/Road

The Shimano CN-M8100 is the 12-speed HYPERGLIDE+ chain shared across Deore XT and Ultegra, with SIL-TEC surface treatment for quiet, durable, smooth shifting.

Genuine Shimano, brand new in retail packaging.

Will it fit? For Shimano 12-speed HYPERGLIDE+ drivetrains (XT, SLX, Deore M-series and Ultegra 12-speed road). This is the 116 link length, e-bike approved, with the SM-CN910-12 Quick-Link included. Not for 11-speed. Also sold in 126 links if you run a large cassette or a long chainstay.

Key Specifications

Technology Highlights

• ✓ HYPERGLIDE+ for fast, shockless 12-speed shifting under load.
• ✓ SIL-TEC surface treatment for low friction and long life.
• ✓ Quick-Link included (SM-CN910-12), no chain tool needed to join it.
• ✓ E-bike approved durability, so it holds up to motor torque.

What's in the Box

• 1 × Shimano CN-M8100 chain, 116 links
• 1 × SM-CN910-12 Quick-Link
• Original Shimano packaging