The CL604 Challenger aircraft joined the Air Force fleet in 2002. It has a crew of three (pilot, co-pilot and attendant) and carries up to nine passengers.
The CL604 Challenger has a speed of 870 km/h during normal operations and has a range of up to 5,600 km.
Three CL604 Challenger special purpose aircraft are operated by the Royal Australian Air Force's Number 34 Squadron, based at Defence Establishment Fairbairn in Canberra.
The CL604 Challenger is a derivative of the Challenger 600, which has been progressively updated to improve range, performance and reliability. The CL604 is fitted with a high-tech wing, high bypass CF34-3B engines, and a Collins ProLine 4 ‘glass cockpit’. The Challengers joined the VIP fleet in July 2002.
Number 34 Squadron operates and crews the special purpose fleet of Boeing Business Jets and Challengers.