Tuesday, August 25, 2026Global Edition
BizJet Journal

Gulfstream Aerospace · In Development

G400

Gulfstream G400 active-aircraft record with source-reviewed program lineage and key specifications. Published qualifiers and development-state limits are preserved exactly.

Partially verified · Reviewed
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Canonical model record

Program and lineage fields

[P] Preliminary / projectedProgram values remain qualified until certification or a final OEM data sheet supersedes them.
Current marketed name
Gulfstream G400 [P]
Program / lineage
Successor to G450 market position; common next-gen Gulfstream architecture
Type / tags
Large-cabin jet; turbofan
Launch & first flight
Announced Oct 4, 2021; first flight Aug 15, 2024
Certification / entry into service
Certification pending; OEM performance still preliminary
Current lifecycle / stage
Flight test / certification
Source basis
OEM
Manufacturer
Gulfstream Aerospace
Database lifecycle
In Development
Propulsion filter
Jet
Last reviewed

Source-led data

Key specifications

[P] Preliminary / projectedThese figures are program targets or pre-certification values, not final certified performance.
Range
4,200 nm @ M0.85 (8 pax/3 crew)
Speed / ceiling
Mmo 0.90; high-speed M0.88; FL510
Field performance
TO 5,000 ft (SL/ISA/MTOW)
Cabin
36 ft 4 in L × 7 ft 7 in W × 6 ft 2 in H; 1,441 cu ft
Engine / capacity / MTOW
2× P&WC PW812GA, 13,496 lbf ea; up to 12 seats; MTOW 69,850 lb
Data note
OEM explicitly marks performance preliminary

Field-level provenance

Sources and review notes

  1. Gulfstream fleetoem · high confidence

    Gulfstream G400 active-aircraft reference — program lineage and key specifications

    Official section-level source retained from the supplied source-reviewed dataset; preliminary and derivative qualifiers remain visible at field level.

    Open source
  2. G300oem · high confidence

    Gulfstream G400 active-aircraft reference — program lineage and key specifications

    Official section-level source retained from the supplied source-reviewed dataset; preliminary and derivative qualifiers remain visible at field level.

    Open source
  3. G400oem · high confidence

    Gulfstream G400 active-aircraft reference — program lineage and key specifications

    Official section-level source retained from the supplied source-reviewed dataset; preliminary and derivative qualifiers remain visible at field level.

    Open source
  4. Gulfstream newsoem · high confidence

    Gulfstream G400 active-aircraft reference — program lineage and key specifications

    Official section-level source retained from the supplied source-reviewed dataset; preliminary and derivative qualifiers remain visible at field level.

    Open source

Aircraft history and related intelligence

This canonical page supports announcement, first-flight, certification, entry-into-service, production, variant and comparable-aircraft records without duplicating the model across parent-company or brand changes.