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History
The Gulfstream IV finds its origin in a large family of business twinjets, developed and built by Gulfstream.
The development of the Gulfstream IV starts in March 1983 in cooperation with Grumman. It was an extended and improved version of the Gulfstream III.
The wings was partially redesigned in order to get a large range and aerodynamic improvements.
The prototype made its first flight in September 1985.
Production started in 1987 with construction-number 1000. From construction-number 1214 an operated version was released under the designation GIV-SP.
Later the type-designation was changed in G400.
Versions
- G300:
- released in 2002 for short range.
- G450:
- a version of the GIV-SP, initial designation GIV-X. With one foot extended version with front section and cockpit of the Gulfstream G550. The G450 production started in 2004. The G350 was the short range version
- C-20F:
- US Army version of the GIV
- C-20G:
- US Navy version
- C-20H:
- a GIV-SP used by the USAF as VIP plane
- C-20J:
- US ARMY designation for a GIV-SP used as VIP plane
| Dimensions: | |||
| Length: | 26,92 m | Wingspan: | 23,72 m |
| Height: | 7,45 m | Wing area: | 88,3 m2 |
| Weights: | |||
| Empty weight: | 16100 kg | Max. start weight: | 33200 kg |
| Performances: | |||
| Max. speed: | 977 km/hr | Climbing speed: | 1220 m/min |
| Cruising speed: | 850 km/hr | ||
| Range: | 13716 m | Service ceiling: | 7815 km |
| Miscellaneous: | |||
| Engine type: | Two Rolls Royce Tay Mk. 611-8 rated 61,6 kN each. | ||
| Crew: | Two men | ||
| Armament: | None | ||
| Notes | Maximum of 16 - 19 passengers | ||
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