The last Bombardier Challenger 604, S/N 5665, rolled off the assembly line at the Canadian OEM’s Montreal plant on October 3. It marks the conclusion of a long run for a design launched at the Paris Air Show in 1993. The last of 365 built, the airplane will have a highly customized executive/VIP cabin done at Midcoast Aviation in East Alton, Ill. Delivery is scheduled for the spring.