Part Number: 010-11687-00 (Gdl 39 mount) Part Number: 010-11688-00 (Acc, battery, gdl 39) Part Number: 010-11689-00 (Gdl39 portable ads-b and gps rec) Part Number: 010-11689-01 (Gdl39 portable ads-b and gps rec) Part Number: 010-11689-02 (Gdl39 portable ads-b and gps rec) Part Number: 010-11689-03 (Gdl39 portable ads-b and gps rec) Part Number: 010-11689-04 (Gdl39) Part Number: 010-11689-04S (Gdl39 w/dc pwr cable) Part Number: 010-11689-05 (Gdl39 portable ads-b and gps rec) Part Number: 010-11689-06 (Gdl39 portable ads-b and gps rec) Part Number: 010-11689-07 (Garmin gdl-39) Part Number: 010-11689-09 (Gdl39r portable ads-b and gps re) Part Number: 010-11689-20 (Gdl 39 3d unit only) Part Number: 010-11689-24 (Gdl 39 3d with dc cable)