Shimano XTR FC-M9120 12-Speed Crankset

We’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado. Each item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.

Shimano XTR FC-M9120 Crankset - 12-Speed 1x Direct Mount Hollowtech II Spindle Interface

On technical trails, every watt, every shift, and every ounce of rigidity matters. The Shimano XTR FC-M9120 crankset delivers rock-solid power transfer with a lightweight, race-ready profile, so you can attack steep climbs and fast descents with confidence. Its integrated direct mount system and one-key release simplify maintenance, letting you swap chainrings quickly and keep the trail focus where it belongs—on the ride.

Who is this for?

This crankset is built for aggressive mountain biking enthusiasts who demand precise power delivery, streamlined maintenance, and reliable performance in challenging environments. If you crave responsive shifting, minimal weight, and a setup that supports 12-speed 1x setups on demanding terrain, this is the upgrade you’ve been seeking.

specifications	details
Rings	Sold Separately
Number of Chainrings	No Rings Included
Drivetrain Speeds	12
Chainring BCD	Direct Mount
Chainline/Hub Compatibility	141/148 Boost Hubs
Crank Intended Use	Mountain
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	Shimano Hollowtech II

Each item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!

Rings	Sold Separately
Number of Chainrings	No Rings Included
Drivetrain Speeds	12
Chainring BCD	Direct Mount
Chainline/Hub Compatibility	141/148 Boost Hubs
Crank Intended Use	Mountain
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	Shimano Hollowtech II