KICKR v4 (2018) Firmware Release Notes


This page contains firmware update notes for the KICKR 2018 which features a redesigned flywheel and belt system identified by a large recessed area on the drive pulley.

For installation, please see instructions for iOS or Android.




KICKR '18 Firmware v3.5.2 - 13 October 2021

  • Added: LED Sleep Mode - KICKR LEDs now turn off after 15 minutes of inactivity. Any flywheel movement or an active Bluetooth connection will re-activate LEDs.


ICKR '18 Firmware v3.5.1 - 1 June 2021

  • Added: Bluetooth FTMS support


ICKR '18 Firmware v3.4.71 - 11 June 2020

  • Fixed: Stability Improvements
  • Added: Cadence over ANT+ Power Profile


ICKR '18 Firmware v3.4.70 - 16 September 2019

  • Fixed a bug affecting speed and power after certain spindowns


ICKR '18 Firmware v3.4.69 - 4 September 2019

  • Added: Integrated cadence – simplifies setup by providing accurate cadence directly from your trainer, eliminating the need for external sensors.
  • Added: Powerful connectivity - new support for up to 3 Bluetooth® connections to ensure a trouble-free start to your workout.


KICKR '18 Firmware v3.4.68 - 22 October 2018

  • Added: support for sending KICKR CLIMB status (current tilt and locked/unlocked mode) to third party apps via ANT+



KICKR '18 Firmware v3.4.66 - 27 June 2018

  • Initial release

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