Boeing 747-400 Super Tanker
It can carry up to 19,600 gallons of retardant or water for 4,000 miles, and is the largest aerial firefighting aircraft in the world.
McDonnell Douglas DC-10 Air Tanker
British Aerospace BAe 146-200 (Avro RJ)
Lockheed C-130J Super Hercules
Fitted with the MAFFS unit, it can can drop 3,000 lbs of retardant on a wildfire in less than five seconds, fly back to its home base, and be refilled and airborne again in less than 20 minutes.
Alenia C-27J Spartan
McDonnell Douglas DC-9 (MD-87)