Accessories    Power Meters - Cranksets

SRM SRAM S975 Powermeter Only 175 39-53 GXP

The SRM SRAM S975 Wireless power meter only is ideal for use with any SRAM group including Red, Force and Rival. It is perfect for riders who already have a Power control 6, 7 or other device like a Garmin Edge 500, Edge 705 or PT Joule making the Power control and related accessories not needed. Wireless data transmission from the SRM Power Meter is done through the ANT+Sport protocol to guarantee the highest reliability and accuracy in data transmission.

The SRM Wireless power meter is the only choice in premium power meters. It has fantastic machine work and build quality. More top athletes and coaches recognize SRM power meters as the default choice where the best function and performance is required. It's design allows you to change rear wheels and has a proven reputation of holding up to a lot of hard use. Requires GXP cups, not included.


  • 53/39 chainrings
  • 1400 hour battery life
  • Includes BB cadence magnet
  • 806 grams with crank and chainrings
  • Wireless ANT+Sport protocol
  • Excellent machine work and build quality
  • 8 strain gauges with an accuracy of ±2%

    Requires GXP cups, not included

  • $1,588.88
    Reg Price $2,745.00
    Item #: 427832
    Item is in stock