American airlines has the following fleet:
190 MD-82
124
Boeing 757-200
81 Boeing 737-800
81 MD-83
58 Boeing 767-300ER
47
Boeing 777-200ER
17 Airbus A300-600R
15 Boeing 767-200ER
This was the American Airlines fleet in february 2009.
Fleet types end of 2001:
A300
B717
B727-200
B737-800
B757-200 (both RR and PW powered)
B767-200ER/300ER
B777
F100
MD-11
MD-80
MD-87
MD90
Fleet types end of 2009:
B737-800
B757-200 (RR powered only)
B767-200ER/300ER
B777
MD-80
