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Updates & Downloads

HRM-Tri software version 4.30

as of December 16, 2015

Use Garmin Express to install this file.

(107 KB)

View system requirements


Change History

Changes made from version 4.20 to 4.30:

Changes made from version 4.00 to 4.20:

System requirements

  1. IBM-compatible PC running Windows 2000 or later operating system and an available Com 1, 2, 3, or 4 port.
  2. PC Interface Cable for your GPS unit. The PC Interface Cable may be purchased through your local Garmin distributor or ordered direct from our Online Store.