The 56th Maintenance Group provides aircraft maintenance on more than 180 F-16s for the Air Force's only active duty F-16 training wing. The 56th Maintenance Group generates more than 35,000 sorties compiling over 47,000 flight hours per year, playing a pivotal role in conducting safe and efficient training for 400 pilots every year. As the largest maintenance group in the Air Force, the 56th Maintenance Group consists of over 3,000 members operating on an annual budget of $161 million to maintain all assigned F-16s and engine assets, valued at more than $6.5 billion. The 56th Maintenance Group also directly contributes to Luke's second mission: training the world's greatest F-16 crew chiefs.

The 56th Equipment Maintenance Squadron is the largest squadron on Luke Air Force Base and in Air Education and Training Command. The 56th Equipment Maintenance Squadron provides an essential combination of both "on" and "off" equipment aircraft maintenance capability. The squadron supplies intermediate and flight line maintenance, phase inspections and delivery of aerospace ground equipment to support nine F-16 fighter squadrons. The 56th Equipment Maintenance Squadron also provides complete corrosion control and aesthetic care of aircraft, flight line and ground equipment, as well as structural stress assessments and fabrication of numerous aircraft parts. Additionally, the squadron is responsible for the maintenance of armament systems and munitions support to all organizations within the 56th Fighter Wing.

The 56th Component Maintenance Squadron’s primary mission is to accomplish specialized maintenance of F-16 components, systems and support equipment. This includes inspection, repair and scheduled maintenance of aircraft propulsion, avionics, LANTIRN pods, pneudraulics, electro-environmental, egress and fuel systems for the Air Force’s largest fighter wing. Additionally, the 56th Component Maintenance Squadron repairs and calibrates test, measurement and diagnostic equipment used by over 190 organizations on Luke Air Force Base and throughout the southwestern United States.