Stages Gen 3 Dura-Ace R9100 172.5mm Left Side Crank Power Meter

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Stages Gen 3 Dura-Ace R9100 172.5mm Left Side Crank Power Meter

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Non-Drive Side Powermeter Crank Arm
This is the single-sided Stages Power L (left-side) meter built on to a non-drive-side Shimano Dura-Ace R9100 crank arm and is compatible with all frames that fit Shimano Hollowtech II cranks. This new meter is founded on Stages Power technology, including Stages' defining Active Temperature Compensation feature in a package that offers the most technical cyclist the data they crave. When combined with the Stages Performance Ecosystem of Stages Link and Dash, Stages Power L gives additional data that the most advanced cyclists need to bring out their best performance. The purchase of a Stages Power meter includes free lifetime access to Stages LINK for power meter management and firmware updates. Also, get 2 MONTHS FREE access to Stages LINK premium coaching and training features.

Industry-Leading Accuracy = Real-World Results
• Enhanced resolution of strain gauge readings for more accurate power readings
• Calibrated and tested to +1.5% accuracy - highest attainable outside strict lab conditions

Boosted Transmission
• Transmitter is now 6x more powerful than anything before
• Increased signal strength of ANT+ and Bluetooth Smart
• Optimal performance with all paired devices - particularly watches

Led Status Indicator
• Provides information visually without a paired connection to a device
• LED displays battery level at start up (no need for connection with App)
• Confirms successful zero reset

Upgraded Accelerometer
• Faster sampling rates and improved resolution with addition of gyroscope
• Perfect for ultra-high-speed data capture

Upgrade to Dual Side - L/R
• Ability to upgrade with Stages Power R (drive-side) power meters to Stages Power L/R (dual) meter systems

Stages Link Premium Online Training Platform
• Lifetime access to Stages Link for power meter management and firmware upgrades
• 2 months FREE access to Stages Link premium training and coaching feature
Tour Proven
• Stages Power has carried riders to three consecutive Tour de France victories
• Plus many more world and national championships
• If racing provides the world's best product testing ground then Stages Power is proven as the world's best power meter

The Science of Stages
• Stages power meter is miniature and under 20g
• Made from same material as bullet proof glass
• Sports the most advanced technology employed in the power meter category
• Is one of the easiest to maintain and simplest to use

Active Temperature Compensation
• Stages ATC compensates for temperature changes
• Auto-adjusts on the fly without the need to stop pedalling

Easy Battery Replacement
• Get over 200 hours from a single coin-cell battery

Stages Power App - Wireless Updates
• Manage your Stages Power meter with the Stages Power App
• Check for new firmware
• Install updates
• Monitor battery status and more

• No external or moving parts
•Wwaterproof housing
• User-replaceable battery
• Handles all weather conditions and all riding styles


• Crank Length - 172.5mm
• Weight - Only adds 20gr to the crank arm
• Water Rating - IPX7

• Power range (Watts) - 0 to 5000
• Cadence range (rpm) - 20 to 220
• Accuracy - +1.5%

• Type - 1x CR2032 coin cell
• Life - 200+ hours of battery life

• Supports - ANT+, Bluetooth Smart (4.0 or later)
• Updates - via Stages Power App

In the Box
• Stages DA9100 Non-Drive Side Power Meter
• 1x CR2032 Coin Cell
• Documentation
Package ID: Small_Package