The Gulfstream G400: A Promising Addition to the Private Aviation Industry

Gulfstream, the renowned American business jet manufacturer, is gearing up for the launch of its latest offering, the Gulfstream G400. Positioned as one of the smaller aircraft in Gulfstream’s lineup, the G400 is poised to make waves in the private aviation industry with its impressive features and capabilities. Let’s delve into the details of this anticipated aircraft and its journey towards certification and production.

Overview of the Gulfstream G400

The Gulfstream G400 is slated to be one of Gulfstream’s smaller aircraft, falling behind only the Gulfstream G280 in size. With a cabin length of 26.3 meters (86.3 feet), this twin-engine business jet is categorized within the large cabin class of the private aviation sector. Although certification for the G400 is pending, Gulfstream aims to commence production by 2025.

Certification Process and Timeline

Gulfstream initially announced the G400 in October 2021, with plans to commence production and deliveries in 2025. The certification process for the G400 involves extensive flight testing, attributed partly to the incorporation of new PW800 engines. The Pratt & Whitney PW812GA engines, powering the G400, necessitate thorough testing to meet updated certification requirements set by the Federal Aviation Administration (FAA). Despite the challenges posed by the certification process, Gulfstream remains committed to delivering its first G400 aircraft by 2025.

Design Features and Specifications

The Gulfstream G400 shares several design features with its larger counterparts, the G500 and G600. While boasting a shorter cabin length, the G400 maintains similar fuselage dimensions, offering a spacious and comfortable interior. Key specifications of the G400 include:

  • Length: 86 feet three inches
  • Wingspan: 86 feet four inches
  • Height: 25 feet four inches
  • Cabin length: 36 feet four inches
  • Cabin width: Seven feet seven inches
  • Cabin height: Six feet two inches
  • Total cabin volume: 1,441 cubic feet

The aircraft features a modern and ergonomic cockpit equipped with Gulfstream’s Symmetry Flight Deck, enhancing operational efficiency and pilot experience.

Performance and Operating Capabilities

Powered by two Pratt & Whitney Canada PW812GA turbofan engines, the Gulfstream G400 offers exceptional performance capabilities. With a maximum operating speed of Mach 0.90 and a maximum range of 4,200 nautical miles, the G400 is well-suited for both short-haul and long-haul flights. Additionally, the aircraft boasts a maximum cruise altitude of 51,000 feet, ensuring smooth and efficient operations at high altitudes.

Future Pricing and Operating Costs

Gulfstream has positioned the G400 competitively in the market, with a base price of $34.5 million. Operating costs are estimated to range from $1.5 million to $3 million per year, depending on utilization and various factors such as fuel prices and maintenance expenses.


The Gulfstream G400 represents a significant advancement in private aviation, offering a perfect blend of performance, comfort, and efficiency. With its impending certification and production, the G400 is poised to redefine the standards of luxury air travel, catering to the discerning needs of business and leisure travelers alike.

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