Although production ended in 2015 with 279 units built, Boeing continues to modernize the fleet. In February 2026, a new contract was announced to equip the aircraft with a modernized flight deck using modular open systems architecture (MOSA), ensuring the C-17 remains mission-ready for decades to come.
: Powered by four Pratt & Whitney F117-PW-100 turbofan engines, each producing over 40,000 lbs of thrust. These engines utilize thrust reversers that direct airflow upward and forward, allowing the aircraft to "back up" on slopes and avoid ingesting dust. Boeing C-17 Globemaster III (1.5:1)
: With a service ceiling of 45,000 feet and in-flight refueling capabilities, the C-17 offers virtually unlimited global range for rapid response missions. General Specifications Wingspan 169 ft 10 in (51.75 m) Length 174 ft (53 m) Height 55 ft 1 in (16.79 m) Max Takeoff Weight 585,000 lbs (265,352 kg) Cruise Speed Mach 0.74 (approx. 450 knots) Crew 3 (Pilot, Co-pilot, Loadmaster) Modernization and Future Although production ended in 2015 with 279 units