General Electric GEnx-1B75
General Electric GEnx-1B75 is the 74,100 lbf (329.61 kN) GEnx-1B rating variant identified by GE for Boeing 787-9 applications. GE groups the -1B74/75 ratings for the 787-9; the exact two-engine 787 relationship remains scoped to the canonical family graph.
Identity
- Aliases
- GEnx-1B75GE GEnx-1B75GEnx 1B75
- Domains
- aviation
- Identity Level
- variant
- Kind
- turbofan
- Name
- General Electric GEnx-1B75
- Status
- active
Details
- Air Breathing Specs
- Max Thrust
- …
- Sea Level Static Thrust
- …
- Description
- General Electric GEnx-1B75 is the 74,100 lbf (329.61 kN) GEnx-1B rating variant identified by GE for Boeing 787-9 applications. GE groups the -1B74/75 ratings for the 787-9; the exact two-engine 787 relationship remains scoped to the canonical family graph.
- Developers
- Family
- Manufacturers
Links
Assets & Meta
- Creation Time
- August 13, 2026 at 13:58:15 UTC
- Updated Time
- August 23, 2026 at 10:15:16 UTC
Other
- Sources
- Accessed Date
- 2026-08-14
- Note
- EASA Issue 12 TCDS enumerates the GEnx-1B/75 rating designation in the GEnx series.
- Publisher
- European Union Aviation Safety Agency
- Title
- IM.E.102 Issue 12 — General Electric Company GEnx Series Engines
- Accessed Date
- 2026-08-14
- Note
- GE model comparison identifies the -1B74/75 rating group for Boeing 787-9 and gives 74,100 lbf takeoff thrust.
- Publisher
- GE Aerospace
- Title
- GEnx Engine
- Accessed Date
- 2026-08-14
- Note
- GE datasheet repeats the -1B74/75 Boeing 787-9 rating group and thrust class.
- Publisher
- GE Aerospace
- Title
- GEnx Datasheet
- Accessed Date
- 2026-08-14
- Note
- Boeing's 787 reference material lists GEnx-1B74/75 for the 787-9 and distinguishes its engine-option boundary.
- Publisher
- The Boeing Company
- Title
- Commercial Airplanes Reference Guide