 An all new design, it had a 312 sq ft (29 m²) swept wing for a 22,000 lb (10 t) MTOW, a T-tail and two TFE731 turbofans.Its fuselage cross section and cockpit were kept in the later Citation X, Citation Excel and Citation Sovereign.In 1974, Cessna studied a long range model 700 stretch of its original Citation I powered by three JT15Ds called Citation III, with a 17,500 lb gross weight, an 8,000 lb empty weight and a 7,500 lb fuel capacity leaving 2,000 lb for the occupants, and targeting 1978 deliveries.