Why Some Modern Airliners Have Just One Engine Supplier
Why do the Boeing 737 MAX, Airbus A350 and A220 have just one engine supplier? Explore the engineering benefits and risks for airlines.
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An airline ordering a new aircraft might expect to have several choices when it comes to selecting its engines. After all, manufacturers such as General Electric, Rolls-Royce, and Pratt & Whitney compete fiercely to supply the world's commercial aircraft. However, some of the industry's most recognizable modern airliners leave airlines with no choice whatsoever: they can purchase the aircraft, but they cannot choose between competing powerplants.
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About this article
- Length
- 66 words · 1 min read
- Published
- November 12, 2026
- Byline
- Victoria Agronsky
- Source
- Simple Flying