The Ultrafan Project

Subscription Required By Vincent Valery Introduction   June 21, 2021, © Leeham News: Rolls-Royce launched the Ultrafan in 2014, a project to develop next-generation geared turbofan engines. The engine OEM has been working on that project ever since. The… Read More

The 717 and A220, Part 1: Introduction

Subscription Required By Vincent Valery Introduction   Dec. 3, 2020, © Leeham News: Delta Air Lines, the largest Boeing 717 operator, announced it would retire the type by the end of 2025. Airbus A220s will mostly replace the aging… Read More

Collapse of Boeing-Embraer JV gives Mitsubishi Aircraft new opportunities

Subscription Required By Scott Hamilton Introduction May 4, 2020, © Leeham News: The collapse of the Boeing-Embraer joint venture removes a major cloud over another Boeing agreement with a different airframe company. Long ago, Boeing and Mitsubishi Aircraft… Read More

Several aircraft programs beset by engine woes

Subscription Required By Judson Rollins Nov. 25, 2019, © Leeham News: Nearly every manufacturer of jet engines is experiencing problems with various models, which is causing delays for several prominent Boeing and Airbus programs. The Airbus A220, A320neo,… Read More

Latest engine problem means NMA EIS slides

Subscription Required Introduction April 22, 2019, © Leeham News: If there remains any doubt that Boeing’s prospective New Midmarket Airplane (NMA) won’t be ready for entry into service (EIS) by 2025, it should be dispelled by now. The… Read More

Countdown to decision on Boeing’s NMA, Part 3: Engine selection

By Dan Catchpole Subscription Required Introduction January 21 2019, © Leeham News: Boeing number crunchers are feverishly working through engine bids from Rolls-Royce, Pratt & Whitney and CFM International, the partnership of Safran and General Electric (GE), the… Read More

Airbus new A220 is more of a match for the A320neo than Airbus says

By Bjorn Fehrm Subscription Required Introduction January 17, 2019, © Leeham News: It’s all about the new Airbus A220 on the North America press tour Airbus is hosting this week. Airbus got this top modern aircraft as a… Read More

Pontifications: Engines, engines, engines

Oct. 29, 2018, © Leeham Co.: Engines, engines, engines. News emerged last week that Rolls-Royce admitted its continuing problems with the Trent 1000 that powers the Boeing 787 now bled over to the Trent 7000. RR will fall… Read More

Assessing A320 production rate interest in >70/mo

Subscription Required Introduction Sept. 17, 2018, © Leeham News: With the supply chain under major stress and Airbus and Boeing trying to recover from scores of “gliders” sidelined at airports without engines, each company nevertheless continues to study… Read More

Pontifications: Supply chain meltdown

Aug. 6, 2018 © Leeham News: It happened to Airbus. It sort of happened to Boeing. It was bound to happen in a much bigger way to Boeing, and it has. Some 40 737s are now sitting around… Read More