Updates & Downloads

AXIS Flight Displays

Additional Software

• AUDIO: GMA 35 - Boot Block Software Loader 006-B2446-01 - Service Bulletin 1657, Ver. 4.20A, as of Sep 25, 2016, Download
• AUDIO: GMA 35 - SERVICE BULLETIN 1657 - Service Bulletin Document, Ver. 4.20A, as of Sep 25, 2016, Download
• NAVIGATOR: GPS175/GNC355/GNX375, Service Bulletin 26089A, 006-B3353-0E, Ver. 3.30, as of Jul 14, 2026, Download
• NAVIGATOR: GTN 6XX/7XX - SERVICE BULLETIN 23066 - Service Bulletin Document, Ver. 6.73, as of Jul 25, 2023, Download
• NAVIGATOR: GTN 6XX/7XX - Software Loader 006-B1367-3L - Service Bulletin 23066, Ver. 6.73, as of Jul 25, 2023, Download
• NAVIGATOR: GTN Xi, Service Bulletin 26100A, 006-B3191-17, Ver. 21.12, as of Jul 17, 2026, Download
• TRANSPONDER: GTX 345/45R (w/PC tool), SB 25037A ADS-B, Ver. 3.62, as of Aug 21, 2025, Download
• TRANSPONDER: GTX 3X5/X5R (w/PC tool), SB 24083A, Ver. 2.90, as of Nov 11, 2024, Download