Union Pacific September 2022 Roster Changes by SGW

Model change from C44AC to C44ACM:

UP 6458, 6460, 6463, 6473, 6476, 6480, 6487, 6491, 6503, 6506, 6511, 6514, 7245, 7254, 7255, 7260, 7271, 7283

Copyright 2022 Sean Graham-White