General Aviation

Gulfstream Aerospace G-Iv

Manufacturer: GULFSTREAM AEROSPACE

The Gulfstream IV is a twin‑jet business aircraft produced by Gulfstream Aerospace from 1985 to 2018.

Aircraft Facts

Type Key
gulfstream-aerospace-g-iv
Class
General Aviation
Registry Count
360
Example Registration
N102JE

Specifications

Wingspan
23.72 m / 77 ft
Length
26.92 m / 88 ft
Height
7.45 m / 24.416666666666668 ft
Max Speed
935 km/h / 581 mph
Cruise Speed
876 km/h / 545 mph
Range
7815.44 km / 4220 nmi
Ceiling
13716 m / 45000 ft
First Flight
1985-09-19
Production Start
1985
Production End
2018
Total Built
900

Aircraft Overview

History

Development began in 1983, first flight 1985, certified 1987, entered service 1987, later variants GIV‑SP, G400, G300, G450. Production ran 30 years, ending 2018.

Design

The GIV features a redesigned wing for lower drag and higher range, Rolls‑Royce Tay engines, a glass cockpit, and improved avionics.

Variants

Variants include the original GIV, the GIV‑SP, the G400, the G300, the G450, the G350, and military C‑20F/G/H/J models.

Operations

The Gulfstream IV is used by private owners, corporate fleets, fractional programs, government agencies, NOAA, and the U.S. military.

Notable Facts

  • First business jet to feature a full glass cockpit.
  • NOAA operates a GIV‑SP for dropsonde missions over tropical cyclones.
  • The GIV set 22 world records in 1987 during a circumnavigation.
  • The G450, a later variant, has a PlaneView cockpit with four 14‑in displays and a HUD.
  • Production of the G450 began in 2004 and 365 units were delivered by 2018.
  • The GIV’s wing redesign reduced cruise drag and increased range by over 300 nautical miles.
  • The GIV first flew on 19 September 1985 and received FAA certification on 22 April 1987.

Variants

  • G-IV- 360 registrations - Example N102JE

Machine-Readable Resources

Sources