The Gulfstream IV is a twinjet aircraft that is designed and made by Gulfstream Aerospace, a General Dynamics company. It is powered by two Rolls-Royce RB.183 Tay turbofans. The plane is renowned for its staying power on air. In June 1987, a Gulfstream IV set world records in its class in flying west around the globe in 45 hr 25 min. The following year another Gulfstream IV plane set world records flying east around the world.
This plane is utilized by executive charter operators, companies, and private individuals. For instance, Botswana uses it for VIP transport and the Indian Air Force employs it in a reconnaissance role. Wealthy individuals such as the Sultan of Brunei and the Sultan of Johor have bought this plane. The aircraft has a cruising speed of 850-903 km/h and a maximum speed of 935 km/h.