CW44AC (4400 HP)
465 units
1-22       
24-150
152-173 
201-494
Notes
-1-30 built in 1994; 1-19 delivered as 9100-9120
-31-115 built in 1995
-116-173, 201-280 built in 1996
-281-301 built in 1997
-302-390 built in 1998
-391-421 built in 1999
-422-494 built in 2000

*151 Retired May07 from wreck/fire damage

-Ballasted units, aka "heavyweights" or "magnums" have been reclassed as "CW44AH", #'s 495-599, 5101-5122