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Stages Shimano XT M8120 Dual-Sided Crankset

Josh Matthew October 1, 2020


Stages dual-sided power on a Shimano XT M8120 crankset

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Stages Shimano XT M8120 Dual-Sided Crankset

The Stages Shimano XT M8120 Dual-Sided Crankset features Stages proven performance and reliability on a Shimano XT M8120 crankset. This Stages power meter is accurate to within 1.0%, durable and ready to handle the toughest terrain. In addition, with a power sensor on both crank arms, it can measure total as well as independent left and right leg power.

The power meter is also extremely lightweight – adding only 35 grams to the weight of the crank. All Stages power meters are compatible with both ANT+ and Bluetooth SMART devices, which means you can use your favorite bicycle computer as well as a smartphone or tablet.

The Stages Generation 3 power meter features radio antennas that are 6x more powerful than the previous version. This means better compatibility with both bike computers and watches. The new versions also feature improved accuracy (+/- 1.5%) and have an LED indicator light on the housing for improved ease of use.



  • Crank arm lengths: 165 mm | 170 mm | 175 mm
  • Chainring size: 32T


In the Box

  • Stages Power Meter
  • Shimano 32T chainring
  • 2 2032 coin cell batteries
  • Lifetime access to Stages Link for power meter management and firmware upgrade
  • 2 months free access to Stages Link premium training and coaching features
  • Quick Start guide


Stages Shimano XT M8120 Crankset Specs

NameStages XT M8120 Crankset
Bike TypeMTB
Location of Power MeasurementCrank Arm
Left or Both Legs MeasuredBoth
Independent Left/Right MeasurementYes
InstallationMore involved (60 min. estimated)
Communication ProtocolANT+ and Bluetooth SMART
Claimed Accuracy+/- 1.5%
Weight35 grams (added weight)
Battery TypeCR2032 coin cell
Battery Life200+ hours
Method of Cadence MeasurementAccelerometer
Warranty1 year




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