History The Gulfstream III is a Gulfstream II with a 3.5-foot stretch in the cabin and a new wing. This wing is over 8 feet longer and carries 4,961 pounds more fuel, increasing range by 921 nautical miles. The first flight was a production standard aircraft, which flew on October 2, 1966. Summary NAME: G III MANUFACTURER: Gulfstream Type: Jets RANGE: 3460 nm SPEED: 500 kts PASSENGERS: 12 people ACQUISITION COST: $1,050,000 ENGINES: Rolls Royce SPEY 511-8 2 AVIONICS: Universal Avionics Glass Cockpit (Upgrade) APU: Standard WINGSPAN: 77.8 ft IFR CERTIFIED: Yes
