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Diesel Locomotive Classifications

CLASS SYMBOL #SERIES MODEL MFG #UNITS HP TE WGHT
375 None 375-376 RDC2 BUDD 2 516 8,100 116,200
501 S-50 501-503 SW-1 EMC 3 600 50,250 201,000
504 S-50 504-511 S-1 ALCO 8 660 50,250 202,000
551 S-57 551-558 S-2 ALCO 10 1,000 57,500 230,000
559 S-57 559-562 S-2 ALCO 4 1,000 57,500 231,000
563 S-57 563-564 S-4 ALCO 2 1,000 57,500 231,000
581 S-60 581-585 VO-1000 BALDWIN 5 1,000 60,000 245,400
601 S-62 601-606 SW-9 EMD 6 1,200 62,000 247,800
607 None 607-608 NW-2U EMD 2 1,200 62,000 248,000
701 RS-62 701-709 GP-7 EMD 9 1,500 62,100 251,700
710 RS-62 710-713 GP-7 EMD 4 1,500 61,700 246,800
725 RS-62 725-732 GP-9 EMD 8 1,750 61,900 247,600
751 RS-72 751-755 (3051-3055) U-30B GE 5 3,000 72,000 287,000
756 RS-72 756-759 (3056-3059) U-30B GE 4 3,000 72,250 289,000
760 RS-72 760-769 (3060-3069) U-30B GE 10 3,000 71,250 285,000
771 None 771-772 (3070-3071) U-30B GE 2 3,000 72,000 286,275
801 D-176 801-803, A suffix F3A EMD 3 1,500 60,125 240,500
801D D-62 801D F3A EMD 1 1,500 59,125 236,500
801 D-176 801-803, B suffix F3B EMD 3 1,500 61,550 246,200
801 D-176 801-803, C suffix F3B EMD 3 1,500 61,725 246,900
804 D-176 804-805, A suffix FP-7A EMD 2 1,500 63,200 252,800
804 D-176 804-805, D suffix FP-7 EMD 2 1,500 62,293 252,680
804 D-176 804-805, B suffix F-7B EMD 2 1,500 64,000 256,000
901 D-225 901-903, A suffix FTA EMC 3 1,350 57,505 230,020
901 D-225 901-903, B suffix FTB EMC 3 1,350 54,765 219,060
901 D-225 901-903, C suffix FTB EMC 3 1,350 57,080 228,330
901 D-225 901-903, D suffix FTA EMC 3 1,350 57,545 230,180
904 D-225 904-906, A suffix FTA EMC 3 1,350 58,100 232,410
904 D-225 904-906, B suffix FTB EMC 3 1,350 56,287 225,150
904 D-225 904-906, C suffix FTB EMC 3 1,350 56,387 225,550
904 D-225 904-906, D suffix FTA EMC 3 1,350 58,202 232,810
907 D-225 907-912, A suffix FTA EMD 6 1,350 58,285 233,140
907 D-225 907-912, B suffix FTB EMD 6 1,350 57,250 230,080
907 D-225 907-912, C suffix FTB EMD 6 1,350 57,300 229,200
907 D-225 907-912, D suffix FTA EMD 6 1,350 58,550 234,200
913 D-239 913-921, A suffix F-7A EMD 9 1,500 61,177 244,710
913 D-239 913-921, B suffix F-7B EMD 9 1,500 62,293 249,170
913 D-239 913-921, C suffix F-7B EMD 9 1,500 61,943 247,770
913 D-239 913-921, D suffix F-7A EMD 9 1,500 59,428 237,750
922 D-239 922-924, A suffix F-7A EMD 3 1,500 57,848 231,390
922 D-239 922-924, B suffix F-7B EMD 3 1,500 61,107 244,430
922 D-239 922-924, C suffix F-7B EMD 3 1,500 61,020 244,080
922 D-239 922-924, D suffix F-7A EMD 3 1,500 58,020 232,080
1501 None 1501-1503 SW-1500 EMD 3 1,500 64,466 257,870
2001 RS-64 2001-2006 GP-20 EMD 6 2,000 64,100 256,890
2007 RS-64 2007-2010 GP-20 EMD 4 2,000 64,000 258,000
2251 None 2251-2265 U-23B GE 15 2,250 65,557 262,230
3001 RS-65 3001-3010 GP-35 EMD 10 2,500 65,000 258,600
3011 RS-65 3011-3012 GP-35 EMD 2 2,500 65,000 258,600
3013 RS-65 3013-3022 GP-35 EMD 10 2,500 64,744 258,975
3501 RS-68 3501-3510 GP-40 EMD 10 3,000 69,250 277,000
3511 RS-68 3511-3516 GP-40 EMD 6 3,000 69,250 277,000
3517 RS-68 3517-3526 GP-40 EMD 10 3,000 69,250 277,000
3527 None 3527-3544 GP-40 EMD 18 3,000 69,046 276,150
3545 None 3545-3549 GP-40-2 EMD 5 3,000 69,250 277,000
3550 None 3550-3559 GP-40-2 EMD 10 3,000 69,500 278,000

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