Further models have appeared in the series, these being 737-800 and –900. Known as the next-generation airliners, they are the largest in the 737 series and have sold well around the world due to their high performance with new economical variants of the CFM56 series of turbofan engines.

The Boeing Model 40 series of light commercial biplanes was one of the first successful transport aircraft produced by the Boeing Airplane Co.

The Twin Bonanza was the first twin-engine, light commercial aircraft of post-war design to be produced in the United States.