The Boeing 737 MAX is the fourth generation of the Boeing 737, a narrow-body airliner manufactured by Boeing Commercial Airplanes. The 737 MAX series has been offered in four variants, with 138 to 204 seats in typical two-class configuration, and a range of 3,300 to 3,850 nautical miles [nmi] Boeing has 4,735 unfilled orders and 1,751 deliveries of the 737 MAX as of February 2025[update]