Stages Gen 3 single-sided Power L meter built onto a non-drive-side Shimano XT M8100 crank arm. Compatible with the new XT M8100/8120/8130 cranksets.
Tour Proven. Stages Power has carried riders to three consecutive Tour de France victories, plus many more world and national championships. If you believe racing provides the world’s best product proving ground, then Stages Power is proven as the world’s best power meter.
Active Temperature Compensation as standard equipment. Consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions.
Individual meter calibration for the most accurate results. Stages Power meters are calibrated individually to ensure a +/- 1.5% accuracy level. Individual calibration means that you can trust the data produced by our system.
Additional features:

± 1.5% accuracy in all conditions
Active temperature compensation
Accelerometer based cadence measurement
Wirelessly upgradable firmware
LED indicator displays battery level at start up (with no need for connect to an app) and confirms successful zero reset
Updated accelerometer and addition of gyroscope for improved cadence resolution
Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength

Compatibility
This Shimano XT M8100 Stages Power meter is only compatible with Shimano XT M8100/8120/8130 Cranksets.

Frame Compatibility: Most frames, see fit guide in our Support section
Device Compatibility: ANT+, Bluetooth Smart Ready
Software Compatibility: Stages Link, Training Peaks, Strava, Garmin Training Center and others

In The Box

Power Meter
High quality CR2032 coin cell battery
Lifetime access to Stages Link for power meter management and firmware upgrades.
2 months free access to Stages Link premium training and coaching features.
Product Identification Card with Serial Number and ANT+ I.D. Number.
User Guide