Lear jets are small aircraft chiefly used for business purposes. Many different makes and models of Lear jets are in use, each type being identified by a number.
Learjet 45
- The Learjet 45 is a nine-seat jet first used in 1992. It is super-light, weighing only 35,000 pounds and has a long-range cruise speed of 778 km/h. The maximum operating altitude for the 45 is 51,000 ft. It contains two Honeywell turbofan engines.
Learjet 55C and 60
- The Learjet 55C was first introduced and used in 1979. This Learjet offers a maximum speed of 884 km/h. The maximum cruising speed of the 55C is 843 km/h and the economical cruising speed is 778 km/h. The Learjet 60 offers similar specs to the 55C. The high cruising speed of the 60 is 839 km/h and the normal cruising speed is 828 km/h.
Learjet 23
- This aircraft first flew in 1963 and originated in Switzerland. It has a maximum speed of 903 km/h. The normal cruising speed is 834 km/h.