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4iiii Dura Ace 9200 Precision 3+ Left Leg Power Meter
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4iiii Dura Ace 9200 Precision 3+ Left Leg Power Meter

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MSRP: $514.99
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Now With Integrated Bike Tracking

The Dura Ace 9200 Precision 3+ Single Leg Powermeter represents their most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My.

Whether you're fighting for a Kona qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.


  • Apple Find My compatible.
  • +/- 1% accuracy with 3 strain gauges to measure all forces in your pedal stroke.
  • Automatic Terrain Selector detects the terrain you're riding on for more responsive cadence and power feedback/data.
  • Indicator Light shows at a glance when your power meter has turned on, performed a successful Zero-offset, or has a low battery.
  • With an ultra low profile design, the PRECISION 3+ is compatible with more bike frames than ever before.
  • 3-year warranty


  • Accuracy: +/- 1%
  • Battery Type: CR2032 Coin Cell
  • Battery Life: up to 800 hours
  • Waterproof Rating: IPx7
  • Cadence Range: 30 - 170 RPM
  • Power Range: 0 - 4,000 W
  • Height: 5.5mm
  • Weight: 9g
  • Operating Temperature: 0 to 50 °C
  • Communication Protocols: ANT+, Bluetooth

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.


165mm - Left Leg

Mfg PartNum: PML300-S19A00X 

170mm - Left Leg

Mfg PartNum: PML300-S19B00X 

172.5mm - Left Leg

Mfg PartNum: PML300-S19C00X 

175mm - Left Leg

Mfg PartNum: PML300-S19D00X 

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