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SRM ROTOR Power Meter

Josh Matthew October 3, 2019
5.00 out of 5 based on 1 customer rating
(1 customer review)


Bringing SRM’s best in class accuracy and consistency to ROTOR cranksets


Clear selection


SRM ROTOR Power Meter

Meet the SRM ROTOR power meter! Compatible with both 3D+ and 3D cranksets, the SRM ROTOR power meter brings SRM’s best in class accuracy and consistency to ROTOR cranksets. The SRM power meter features +/- 1.0% accuracy, gets 1,900 hours of battery life and is available in either a 110 mm or 130 mm BCD.



  • BCD: 110 mm | 130 mm
  • Praxis Works Chainrings: 53/39 (130 mm BCD) | 52/36 (110 mm BCD) | 50/34 (110 mm BCD)
  • SRM PC8 Cycling Computer Bundle: Bundle with PC8 (you save $249 with the bundle)

Please note, the power meter does not include crank arms as it is intended to work with your existing ROTOR crank arms.



The power meter is compatible with both ROTOR 3D+ and ROTOR 3D cranksets.


In the Box – Base

  • SRM Power Meter (spider and chainring if purchased)
  • Cadence Magnet Kit
  • Does not include crank arms


In the Box – Bundle

  • SRM Power Meter (spider and chainring if purchased)
  • SRM PC8 Cycling Computer
  • Handlebar mount
  • Cadence Magnet Kit
  • Does not include crank arms


NameSRM ROTOR Power Meter
Bike TypeRoad
Location of Power MeasurementSpider
Left or Both Legs MeasuredBoth
Independent Left/Right MeasurementNo
InstallationMore involved (60 min. estimated)
Communication ProtocolANT+
Claimed Accuracy+/- 1.0%
Weight698 grams (110 BCD). 776 grams (130 BCD)
Battery TypeProprietary
Battery Life1,900 hours
Method of Cadence MeasurementMagnet
BCD110 / 130
Q Factor147 mm
Warranty3 years


1 review for SRM ROTOR Power Meter

  1. Avatar

    Bill Vaughan (verified owner)

    Great sales support and fast shipping from Power Meter City! Josh contacted SRM to ensure I was getting the right product and then followed through on every detail, including delivery and installation! The power meter came with excellent instructions and everything I needed to install at home! Nothing like SRM quality and precision too! Thanks!

    • Power Meter City

      Power Meter City

      Bill, it was our pleasure helping you out. You’re going to love your new power meter, no doubt about it!

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