Stages Cycling power meter for Ultegra R8000

Stages Cycling

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The new Gen 3 single-sided Stages Power L is compatible with all Shimano Hollowtech II road drivetrains. The meter features upgraded Generation 3 electronics. Built on to a non-drive-side Shimano Ultegra R8000 crank arm.


  • Stages Power L Accuracy: ± 1.5%
  • Generation 2 Accuracy: ± 2%
  • Weight: Only adds 20gr to base crank arm
  • Battery Life: 200+ hours (coin cell: CR2032)
  • Power range (Watts): 0 to 2500
  • Cadence range (rpm): 20-220
  • Frame Compatibility: Most frames, see fit guide in our Support section
  • Crank Compatibility: All Shimano Hollowtech II road cranks
  • Device Compatibility: ANT+, Bluetooth Smart Ready
  • Software Compatibiity: Training Peaks, Strava, Garmin Training Center and others


  • Power Meter Option: Power meter (includes left arm), complete crank
  • Chainring size/style: Standard (39/53-tooth), Mid-compact (36/52t), and Compact (34/50-tooth)
  • Length: 165mm, 170mm

Additional Features

  • LED indicator displays battery level at start up (with no need for connect to an app) and confirms successful zero reset
  • Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength
  • Tool free battery replacement
  • Active temperature compensation
  • Updated accelerometer and addition of gyroscope for improved cadence resolution
  • Accelerometer based cadence measurement
  • Wireless firmware upgrades

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