The 601-3A ER is an upgraded version of the Challenger 601-1A. It is equipped with upgraded GE CF34-3A engines. In 1989, the Challenger’s range was further increased by the addition of a tail cone fuel tank holding 180 gallons. The ER designation denotes additional fuel capacity. The first 601-3A flew on September 28, 1986.
- Aircraft Library
- 1979 - 1988
The Westwind started out as the Aero Commander 1121 Jet Commander. When Rockwell (owner of Aero Commander) acquired North American Aviation (owner of Sabreliner) in




