The largest and fastest of the Cessna business jet fleet, the Citation X was first delivered in July of 1996. The aircraft features a low/swept wing with twin Rolls Royce turbofan engines mounted high on the rear fuselage. The Citation X has a highly swept T-tail and tailplane. Each side of the fuselage has 7 cabin windows, while the cabin itself holds up to 12 passengers and a flight crew of two. It has a cruise speed of 521 knots and a range of 3,430 nautical miles.