How We Determine Compatibility
Our are designed to be compatible with most Garmin GPS units that support microSD cards. However, it’s important to note that some units may experience issues with display or feature availability, depending on the model version.
✓ Compatible with most Garmin GPS Vehicle or Outdoor models made in 2012 and later that accept SD or Micro-SD cards.
✗ NOT compatible with Garmin GPS™ Marine models, with the exception of the Garmin 276csx and 79SC.
✓ Compatible with the new Garmin 66i, Montana 700i and Tread Overland units with inReach technology.
✗ NOT compatible with Garmin inReach Explorer+ SE & Mini and Garmin Drive 61 units.
The compatibility list below is based on tests conducted on units available to our team, as well as feedback from our valued users. If you encounter any compatibility issues with your Garmin GPS device, please let us know at gps@backroadmapbooks.com or leave a comment at the bottom of the page. Your feedback is incredibly important to us and helps us ensure that our products work seamlessly with as many devices as possible. Thank you for your understanding and support as we work to provide the best possible experience for our customers.