The aircraft, a Boeing 737-4Q8, serial number 24070, registration PK-KKW, was manufactured in 1989. Prior to service with Adam Air, owned by ILFC the aircraft had been leased to seven airlines, including Dan-Air, British Airways, GB Airways, National Jets Italy, WFBN, Air One and Jat Airways. The plane has flown 45.371 hours and was last evaluated and declared airworthy by the Indonesian transport ministry on 25 December 2005.