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SRM PM9 Science Track Power Meter

Josh Matthew September 9, 2022
5.00 out of 5 based on 2 customer ratings
(2 customer reviews)


The SRM Science Track Power Meter features +/- 1.0% accuracy all the way to 4,000 watts

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SRM PM9 Science Track Power Meter

The SRM PM9 Science Track Power Meter is the pinnacle of accurate and consistent power measurement for track cyclists. The Science Track Power Meter is reinforced, allowing it to measure efforts up to 4,000 watts. Due to a combination of angle and torque measurement, it can also account for the smallest changes in pedal stroke. The power meter is accurate to +1.0%, features 1,900 hours of battery life and has a full 3-year warranty.


New PM9 Version!

PM9 – This is SRM’s newest version of their power meter which offers new features and functionality including:

  • Improved accuracy
  • Magnet-less cadence
  • Left/Right Power Balance
  • Automatic temperature compensation
  • Bluetooth SMART

PM7 – Please contact if you are interested in the PM7 version which doesn’t have the features listed above, but sells for $300 less.


SRM PM9 Science Track Options

Crank Lengths: These SRM crank arms are available in the following sizes:

  • 165 mm | 167.5 mm | 170 mm | 172.5 mm | 175 mm

PC8 Bundle: While not listed as an option above, you can bundle the SRM PM9 Origin Power Meter with a SRM PC8 Bike Computer. When you do, you get $249 off the standard price of the PC8. Please contact us if you would like this option.


Chainrings: The Science Track Power Meter is compatible with 144 BCD 5-bolt track chainrings.

Bottom Bracket: The power meter fits Octalink bottom brackets.

SRM PM9 Science Track Specs

NameSRM Science Track Power Meter
Bike TypeTrack
Location of Power MeasurementSpider
Left or Both Legs MeasuredBoth
Independent Left/Right MeasurementYes - Power Balance
InstallationMore involved (60 min. estimated)
Crank Arm MaterialAluminum
Communication ProtocolANT+, Bluetooth
Claimed Accuracy+/- 1.0%
Active Temperature CompensationYes
Weight738 grams
Battery TypeRechargeable
Battery Life100 hours
Method of Cadence MeasurementAccelerometer
BCD144 5-bolt
Spindle SizeNA
Q Factor141 mm
Warranty3 years

In the Box

  • SRM Science Track Power Meter (spider, crank arms, spindle)
  • SRM PC8 Cycling Computer (if purchased)
  • Handlebar mount (if SRM PC8 is purchased)

Tools Needed for Installation

You will need the following tools for installation of this product. You can purchase many of these commonly used tools in our store.

  • 10 mm Allen key
  • SRM lock ring tool
2 reviews for SRM PM9 Science Track Power Meter
  1. gento suzuki (verified owner)

    It was a kind response.
    Thank you for your quick shipment.

    • Power Meter City

      Hi Gento. Thanks for this kind review – we really appreciate it! Please let us know if there is anything else we can do!

  2. Keith Bruneau (verified owner)

    The SRM is exactly as expected.
    The service was greater than expected

    • Power Meter City

      Hi Keith. We’re really pleased to hear you are enjoying your SRM – a mighty fine track PM indeed! Please let us know if there is anything else that you need!

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