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Stages Cycling Shimano GRX RX810 Single Leg Power Meter
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Stages Cycling Shimano GRX RX810 Single Leg Power Meter

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Mfg PartNum:
MSRP: $389.99
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How Much Power Does It Take To Grind Gravel?

The Stages Cycling Shimano GRX RX810 Single Leg Power Meter is perfect for upgrading your GRX group so you can measure power and view it directly on your cycling computer. Power measurement is crucial for pushing yourself during training.

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 — 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 — 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.


  • Active temperature compensation
  • Accelerometer-based cadence measurement
  • Wirelessly upgradable firmware
  • LED indicator displays battery level at start up (with no need to 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


  • Accuracy: ± 1.5%
  • Power meter housing: low profile design, with robust door interface
  • Weight: Only adds 15g to base crank arm
  • Battery Life: 200+ hours (coin cell: CR2032) when used as a single sided meter
  • Power range (Watts): 0 to 5000
  • Cadence range (rpm): 10-220
  • Water resistance rating: IPX7
  • Length options: 170mm, 172.5mm 175mm
  • Device Compatibility: ANT+, Bluetooth Smart Ready
  • Software Compatibility: Stages Link, Training Peaks, Strava, Garmin Training Center, and others

B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.

The product weight specified is an approximate weight based on the manufacturer's specifications (if available) or our measurement of one or two examples. For most products, the weight will typically vary by 5% to 10%.


Discipline: Road, Gravel 

Accuracy:  /- 1.5 percent 

Waterproof: IPX7 waterproof 

Weight: Only adds 15g to base crank arm 

Power Range: 0 to 5000 watts 

Connectivity: ANT , Bluetooth 


Mfg PartNum:  GRXL-C 


Mfg PartNum:  GRXL-D 


Mfg PartNum:  GRXL-E 

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