Leeham News and Analysis
There's more to real news than a news release.
Boeing sees no new single aisle plane until 2040
Subscription Required By Scott Hamilton Oct. 27, 2025, © Leeham News: Recent reports that Boeing is working on a new single-aisle aircraft to replace the 737 MAX and a New Midmarket Airplane (NMA), or a version of it,… Read More
Blade-out design for CFM’s RISE; 2nd A320 line in Mobile
By Scott Hamilton Oct. 22, 2025, © Leeham News: The Open Rotor engine and its evolution, the Open Fan, promise dramatically lower fuel consumption compared with evolutions of the ducted fan engine. The Open Rotor has counter-rotating fans,… Read More
RTX Posts Steady Q3 2-25 As GTF Stabilization, Collins Strength, And Tariff Headwinds Define Results
By Chris Sloan October 21, 2025, © Leeham News: RTX delivered a solid and steady third quarter, marked by broad-based growth, improving GTF maintenance output, and continued strength at Collins Aerospace—even as tariff headwinds persisted. Company sales rose… Read More
Perspective on Boeing’s 737 replacement
By Scott Hamilton Sept. 30, 2025, © Leeham News: The Wall Street Journal billed the story as an exclusive, and it did contain details previously unreported. But the fact that Boeing is working on a 737 replacement isn’t… Read More
P&W pursues “Industrial 4.0” with GTF engine improvements
Subscription Required By Scott Hamilton Aug. 18, 2025, © Leeham News: Pratt & Whitney’s long slog in fixing one technical problem after another with its marque PurePower Geared Turbo Fan engine isn’t over yet. It won’t be for… Read More
Collins Aerospace pacing for new materials, production for next new airplane
Subscription Required By Scott Hamilton Aug. 4, 2025, © Leeham News: As the aviation industry considers what new major airliners to develop for the next 50 years, new engines, folding wings, advanced materials, and new design and production… Read More
Engine makers tout “Plan A” but have “Plan B” backups in R&D
Subscription Required By Scott Hamilton June 23, 2025, © Leeham News, Paris: CFM International touts its Open Fan RISE engine as the wave of the future. (CFM is a 50-50 joint venture between GE Aerospace and Safran.) Rival… Read More
P&W: the troubled GTF will be the best engine for the next single-aisle airplane
Subscription Required By Scott Hamilton June 11, 2025, © Leeham News: Three manufacturers are designing engines that could be used on the replacement aircraft for the Airbus A320neo and Boeng 737 MAX families. Rick Deurloo, president of Pratt… Read More
Engine makers emphasizing durability, reliability
Subscription Required By Scott Hamilton Larry Culp, CEO of GE Aerospace. Credit: GE. June 3, 2025, © Leeham News: Engine reliability and durability for the next new commercial aviation engine for the next new single-aisle airplane has emerged… Read More
RTX 2024 Earnings: Pratt Progress on GTF AOG and MRO While Preparing to Seize the Advantage; Collins Battles BFE Supply-Chain
By Chris Sloan January 28, 2025 © Leeham News: RTX chief executive Christoper T. Calio says the company’s number one priority is executing on its $218 bn backlog and meeting its commitment to customers – topped by the… Read More