Union Pacific Railroad
Locomotive Model Quantities (1934-2002)
(Return to Union Pacific Diesel Index Page)
As of April 2002
Compiled by Don Strack
Alco End-cab Switch Locomotives -- 101 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| HH-1000 | 1 | 1 | 1251 | 1968-1970 | Ex Mt. Hood 51 |
| S-2 | 54 | 54 | 1100-1153 | 1943-1971 | Ex 1036-1054 |
| S-3 | 1 | 1 | 1250 | 1968-1970 | Ex Mt. Hood 50 |
| S-4 | 45 | 45 | 1154-1198 | 1955-1972 | |
Baldwin End-cab Switch Locomotives -- 12 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| VO-1000 | 6 | 6 | 1200-1205 | 1943-1962 | Ex 1055-1060 |
| DS-4-4-10 | 5 | 5 | 1206-1210 | 1948-1965 | |
| S12R | 1 | 1 | MKT 34 | 1988-1989 | Not assigned a UP number |
EMD End-cab Switch Locomotives -- 860 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Previous Number Series |
Years In Service |
Remarks |
| MP15AC | 97 | 1 | 1329 | 1989-1994 | Leased from Helm, to UP 1488 | |
| 4 | UPY 1393-1396 | 1393-1396 | 1988- | Ex MKT 56-59 | ||
| 32 | UPY 1397-1428 | 1397-1428 | 1993- | Ex SOO 1500-1531 | ||
| 2 | UPY 1429, 1430 | 1429, 1430 | 1997- | Leased from Helm | ||
| 57 | UPY 1431-1487 | 1431-1487 | 1996- | Ex SP 2702-2759 | ||
| 1 | UPY 1488 | 1488 | 1997- | Leased from Helm | ||
| MP15DC | 102 | 2 | UPY 1289, 1290 | 1289, 1290 | 1997- | Leased from Helm |
| 9 | UPY 1291-1299 | 1291-1299 | 1996- | Ex SP 2690-2701 | ||
| 15 | UPY 1300-1314 | 1300-1314 | 1985- | Ex 1000-1014, 1275-1284, P&LE 1574-1598 | ||
| 14 | UPY 1315-1328 | 1315-1328 | 1995- | Ex C&NW 1302-1316 | ||
| 62 | UPY 1330-1354, UPY 1356-1392 |
1330-1354, 1356-1392 |
1983- | Ex MP 1530-1554, 1356-1392 | ||
| NW2 | 98 | 96 | 1000-1095 | 1940-1985 | ||
| 2 | SN 607, WP 608 | 1983-1983 | Ex UP 1000, 1001, not assigned UP numbers | |||
| SW1 | 1 | 1 | SN 402 | 1983-1983 | Not assigned a UP number | |
| SW10 | 75 | 75 | 1200-1274 | 1979-1998 | 1243 renumbered to 96, in service as part of the heritage fleet | |
| SW1000 | 3 | 3 | D&RGW 141-144 | 1996-1998 | Not assigned UP numbers | |
| SW1200 | 146 | 139 | MP 1100-1299 | 1983-1985 | Not assigned UP numbers | |
| 4 | SP/SSW 2251-2277 | 1996-1998 | Not assigned UP numbers | |||
| 3 | D&RGW 133-139 | 1996-1998 | Not assigned UP numbers | |||
| SW1500 | 220 | 4 | UPY 1000-1003 | 1000-1003 | 1996- | |
| 28 | UPY 1004-1031 | 1004-1031 | 1996- | Leased from Helm | ||
| 4 | UPY 1036-1039 | 1324-1327 | 1988- | Ex MKT 52-55 | ||
| 3 | UPY 1040-1042 | 1315-1317 | 1983- | Ex 1501-1503, ex WP 1501-1503 | ||
| 1 | UPY 1084 | 1059 | 1997- | Leased from Helm | ||
| 174 | UPY 1060-1233 | 1060-1233 | 1996- | Ex SP/SSW 2451-2689 | ||
| 4 | 1318-1321 | 1983-1994 | Ex MP 1518-1521 | |||
| 2 | 1322, 1323 | 1988-1989 | Ex MKT 50, 51 | |||
| SW7 | 25 | 25 | 1800-1824 | 1950-1985 | ||
| SW9 | 77 | 42 | 1825-1866 | 1953-1984 | Some rebuilt to SW10s | |
| 29 | MP 1216-1251 | 1983-1985 | Some rebuilt to SW10s | |||
| 6 | WP 601-606 | 1983-1984 | Some rebuilt to SW10s | |||
| TR5A | 8 | 8 | 1870-1877 | 1951-1984 | Some rebuilt to SW10s | |
| TR5B | 8 | 8 | 1870B-1877B | 1951-1984 | ||
Fairbanks Morse End-cab Switch Locomotives -- 5 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| H10-44 | 5 | 5 | 1300-1304 | 1945-1965 | |
GE Switch Locomotive -- 1 unit
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| 44 ton | 1 | 1 | 903999 | 1947-1974 | |
MK Rail Switch Locomotives -- 2 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| MK1200G | 2 | 2 | 1298, 1299 | 1994-1998 | |
Alco 4-Axle Road Locomotives -- 88 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| FA-1 | 44 | 44 | 1600-1643 | 1947-1965 | Ex 1500A-1523A, 1542A, 1543A |
| FB-1 | 44 | 44 | 1600B,B-1642B,C | 1947-1965 | Ex 1524B-1541B |
EMD 4-Axle Road Locomotives -- 331 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| F3A | 89 | 89 | 900s, 1400s, 1500s | 1947-1964 | |
| F3B | 90 | 90 | 900s, 1400s, 1500s | 1947-1964 | |
| F7A | 26 | 20 | 1464-1483 | 1951-1964 | |
| 2 | WP 917, 921 | 1983-1983 | |||
| 4 | C&NW 400-403 | 1995-1996 | |||
| FP7 | 2 | 2 | 1498, 1499 | 1952-1964 | |
| F7B | 39 | 36 | 1464B,C-1498B,C | 1951-1965 | |
| 3 | C&NW 315, 410, 411 | 1995-1996 | |||
| F9A | 41 | 41 | 500-540 | 1958-1972 | |
| F9B | 44 | 43 | 500B-542B | 1958-1972 | |
| 1 | D&RGW 5763 | 1996 | |||
GE 4-Axle Road Locomotives -- 4 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| UM20B-A | 2 | 2 | 620, 621 | 1959-1963 | |
| UM20B-B | 2 | 2 | 620B, 621B | 1959-1963 | |
Alco 4-Axle Freight Locomotives -- 33 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| C-415 | 5 | 5 | CRI&P 420-424 | 1980 | Not assigned UP numbers |
| RS-1 | 12 | 12 | 1211-1222 | 1962-1969 | Ex Spokane International 200-211 |
| RS-1M | 1 | 1 | 1270 | 1959-1972 | Ex Bamberger 570 |
| RS-2 | 5 | 5 | 1291-1295 | 1947-1969 | Ex 1191-1195 |
| RS-27 | 4 | 4 | 675-678 | 1961-1971 | |
| RS-3M | 6 | 6 | MKT 142-154 | 1988 | Not assigned UP numbers |
EMD 4-Axle Freight Locomotives -- 2,788 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Previous Number Series |
Years In Service |
Remarks |
| GP15-1 | 173 | 13 | UPY 542-554 | 1542-1554 | 1995- | Ex C&NW, including 3 units previously retired by C&NW |
| 160 | UPY 555-714 | 1555-1714 | 1983- | Ex MP 1555-1714 | ||
| GP15AC | 30 | 30 | UPY 715-744 | 1715-1744 | 1983- | Ex MP 1715-1744 |
| GP18 | 103 | 103 | MP 1850-1896, 1900-1994 |
1983-1984 | Not assigned UP numbers | |
| GP20 | 39 | 30 | 470-499 | 700-729 | 1960-1984 | |
| 9 | 477-489 | WP 2001-2010 | 1983-1985 | |||
| GP28 | 2 | 2 | MP 2000, 2001 | 1983-1989 | Not assigned UP numbers | |
| GP30 | 118 | 36 | 700-735 | 1963-1989 | ||
| 76 | 800 875 | 1962-1989 | 875 was ex EMD demonstrator | |||
| 6 | D&RGW 3002-3015 | 1996- | Not assigned UP numbers | |||
| GP30B | 40 | 40 | 700B-739B | 1963-1983 | ||
| GP35 | 101 | 24 | 740-763 | 1964-1985 | ||
| 47 | MP 2502-2564 | 1983-1983 | Not assigned UP numbers | |||
| 17 | 782-799 | WP 3001-3022 | 1983-1993 | |||
| 13 | SP 6307-6359 | 1996-1999 | Not assigned UP numbers | |||
| GP35M | 18 | 18 | MP 2600-2617 | 1983-1987 | Not assigned UP numbers | |
| GP35R | 3 | 3 | SP/SSW 4160, 4201, 4203 |
1996-1999 | Not assigned UP numbers | |
| GP38 | 14 | 6 | MP 2002-2007 | 1983-1987 | Not assigned UP numbers | |
| 1 | 1974 | 1989-1994 | ||||
| 7 | 1975-1981 | MKT 300-303, MKT 322-324 |
1988- | |||
| GP38-2 | 702 | 1 | 279 | 2344 | 1988- | Ex MKT 313 |
| 1 | 280 | 2166 | 1983- | Ex MP 2166 | ||
| 29 | 300-328 | 1800-1828 | 1989- | Leased from Helm, ex MP | ||
| 17 | 330-346 | 1830-1846 | 1997- | Leased from Helm, ex MP | ||
| 2 | 347, 348 | 2000- | Leased from Helm | |||
| (15) | 349-363 | 2074-2110 | 2000- | Ex MP 2074-2110 | ||
| 35 | 365-399 | 1865-1899 | 1995- | Ex C&NW 4600-4634 | ||
| 10 | 400-409 | 1900-1909 | 1995- | Ex C&NW 4701-4710 | ||
| 61 | 410-470 | 1910-1970 | 1997- | Leased from LLPX | ||
| 27 | 471-497 | 1971-1997 | 1996- | Ex SP 4845-4871 | ||
| 60 | 500-559 | 2000-2059 | 1974- | |||
| 4 | 560-563 | 2060-2063 | 1988- | Ex MKT 318-321 | ||
| 44 | 564-607 | 2064-2107 | 1996- | Ex SP 4800-4844 | ||
| 224 | 611-834 | 2111-2334 | 1983- | Ex MP 2111-2334 | ||
| 18 | 835-848 | 2335-2348 | 1988- | Ex MKT 304-317 | ||
| 1 | 849 | C&NW 4711 | 1995- | |||
| 4 | 881-889 | 2381-2383, 2386 | 1998- | Leased from LLPX | ||
| 9 | 890-898 | 2390-2398 | 1997- | Leased from LLPX | ||
| 1 | 899 | 2425 | 1997- | Leased from Helm, rebuilt from a GP38 | ||
| 2 | 918, 919 | 2418, 2419 | 1998- | Leased from Helm, rebuilt from GP38s | ||
| 50 | 1027-1088 | 2527-2588 | 1998- | Leased from Helm, rebuilt from GP40s | ||
| 37 | 2074-2110 | 2074-2110 | 1983-1994 | Ex MP 2074-2110 (15 units renumbered to 349-363) | ||
| 65 | 2335-2399 | MP 2009-2073 | 1983-1988 | |||
| GP38-3 | 45 | 18 | 900-917 | 2400-2417 | 1996- | Leased from Helm, rebuilt from GP38s |
| 27 | 1000-1026 | 2500-2526 | 1997- | Leased from Helm, rebuilt from GP40s | ||
| GP38AC | 18 | 18 | 283-299 | 1783-1799 | 1988- | Ex 1982-1999, ex MKT 325-343 |
| GP39-2 | 51 | 9 | 1200-1208 | 2350-2358 | 1988- | Ex MKT 380-388, ex KCC |
| 20 | 1209-1228 | 2359-2378 | 1988- | Ex MKT 360-379 | ||
| 20 | 1229-1248 | 2729-2748 | 1996- | Leased from Connell, ex B&M | ||
| 2 | 2749, 2750 | 1996-2001 | Leased from Helm, ex KCC | |||
| GP40 | 278 | 17 | 500-516 | MKT 194-210 | 1988-1992 | |
| 17 | 581-599 | MKT 211-230 | 1988-1998 | |||
| 51 | 600-650 | CRI&P 340-373, 4700-4719 |
1980-1992 | |||
| 41 | 651-691 | WP 3501-3544 | 1983-1993 | |||
| 18 | 667-684 | MKT 231-248 | 1988- | |||
| 33 | 685-717 | 633-665 | 1995- | Ex C&NW 5500-5537 | ||
| 28 | 718-726 727-737 738-745 |
D&RGW 3054-3080 D&RGW 3131-3153 D&RGW 3081-3093 |
1996-2001 | |||
| (2) | 800-811 | 581-599 | 1997-1998 | Ex MKT 211-230 | ||
| 38 | 850-887 | 1989-1998 | ||||
| 2 | 3000, 3001 | 595, 596 | 1988- | Ex MKT 226, 227 | ||
| (9) | 9951-9966 | 667-684 | 2000- | Ex MKT 231-248 | ||
| (6) | 9967-9985 | 685-717 | 2000- | Ex C&NW 5501-5537 | ||
| 7 | D&RGW 3051-3068 | 1996-1998 | Not assigned UP numbers | |||
| 2 | D&RGW 3139, 3152 | 1996-1998 | Not assigned UP numbers | |||
| 24 | MKT 170-193 | 1988-1992 | Not assigned UP numbers | |||
| GP40-2 | 173 | 9 | 1301-1309 | SP 7609-7625 | 1996- | |
| 32 | 1310-1341 | SP/SSW 7240-7273 | 1996-2000 | Not renumbered prior to retirement | ||
| 31 | 1342-1372 | 5242-5272 | 1996- | Ex D&RGW 3094-3128 | ||
| 52 | 1374-1426 | 5275-5326 | 1996- | Ex SP/SSW 7608-7675 | ||
| 14 | 1427-1440 | 5327-5340 | 1996- | Ex SP 7940-7958 | ||
| 4 | 1441-1444 | SP 7960-7966 | 1996- | |||
| 2 | 1445, 1446 | 5345, 5346 | 1996- | Ex D&RGW 3129, 3130 | ||
| 2 | 1447, 1448 | 5347, 5348 | 1996- | Ex D&RGW 3095, 3101 | ||
| 4 | 1449-1452 | SSW 7660-7677 | 1996- | |||
| 5 | 1453-1457 | 5353-5357 | 1996- | Ex SP 7941-7959 | ||
| 3 | 1458-1460 | SSW 7961-7965 | 1996- | |||
| 9 | 1461-1469 | 5361-5369 | 1983- | Ex 906-914, ex WP 3551-3559 | ||
| 6 | 1535-1540 | 3002-3007 | 1983- | Ex 900-905, ex WP 3545-3550 | ||
| GP40M-2 | 65 | 65 | 1470-1534 | 5370-5434 | 1996- | Ex SP 7100s, SSW 7200s |
| GP40P-2 | 3 | 1 | 1300 | SP 7600 | 1996- | |
| 2 | 1373, 1375 | SP 7601, 7602 | 1996- | |||
| GP40X | 7 | 6 | 954-959 | 90-95 | 1978-2001 | Ex 9000-9005 |
| (2) | 5500-5505 | 954-959 | 1978-2001 | Ex 90-95, ex 9000-9005 | ||
| 1 | 9999 | SP 7231 | 1996-2001 | |||
| GP50 | 78 | 48 | 1610-1657 | 5510-5557 | 1995- | Ex 900-947, ex C&NW 5050-5099 |
| 30 | 1658-1687 | 5558-5587 | 1982 | Ex 960-989, ex 50-79, ex MP 3500-3529 | ||
| GP60 | 194 | 3 | 1900-1902 | 5700-5702 | 1996- | Ex D&RGW 3154-3156 |
| 191 | 1903-1993 | 5703-5893 | 1996- | Ex SP/SSW 9600-9794 | ||
| GP7 | 75 | 30 | 100-129 | 700-729 | 1953-1984 | |
| 12 | 100-115 | WP/SN 701-713 | 1983-1985 | |||
| 33 | MKT 91-123 | 1988-1989 | Not assigned UP numbers | |||
| GP7R | 90 | 90 | C&NW 4100-4344 | 1995-2000 | Not assigned UP numbers | |
| GP9 | 235 | 74 | 130-203 | 1954-1985 | 204 renumbered to 249 | |
| 40 | 205-244 | 1954-1985 | No dynamic braking | |||
| 55 | 245-299 | 1954-1985 | ||||
| 50 | 300-349 | 1957-1985 | ||||
| 6 | 300-308 | WP 725-732 | 1983-1985 | |||
| 10 | SP 3194-3880 | 1996-1998 | Not assigned UP numbers | |||
| GP9B | 125 | 75 | 130B-204B | 1954-1979 | ||
| 50 | 300B-349B | 1957-1979 | ||||
| GP9R | 16 | 16 | C&NW 4307-4559 | 1995-2000 | Not assigned UP numbers | |
Fairbanks Morse 4-Axle Freight Locomotives -- 19 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| H15-44 | 5 | 5 | 1325-1329 | 1948-1965 | |
| H16-44 | 3 | 3 | 1340-1342 | 1950-1965 | |
| H20-44 | 11 | 11 | 1360-1370 | 1947-1964 | |
GE 4-Axle Freight Locomotives -- 468 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Previous Number Series |
Years In Service |
Remarks |
| B23-7 | 96 | 82 | 100-184 | MP 4600-4684 | 1983- | |
| 14 | 185-198 | SP 5100-5114 | 1996- | |||
| B23-7M | 3 | 3 | 257-259 | MP 4667-4669 | 1983- | |
| B30-7 | 102 | 102 | 7742-7873 | 260-361 | 1996- | Ex SP/SSW 7700 and 7800 series |
| B30-7A | 55 | 55 | 200-254 | MP 4800-4854 | 1983- | |
| B36-7 | 16 | 16 | 384-399 | SP/SSW 7754-7770 | 1996-2000 | |
| B40-8 | 91 | 91 | 1800-1899 | 5609-5699 | 1996- | Ex SP/SSW 8000-8093 |
| U23B | 51 | 13 | WP 2251-2265 | 1983-1987 | Assigned UP 520-533, not renumbered | |
| 38 | 534-571 | MP 4500-4537 | 1983-1994 | |||
| U25B | 16 | 16 | 625-640 | 1961-1972 | ||
| U28B | 20 | 20 | 500-519 | CRI&P 262-281 | 1980-1982 | |
| U30B | 18 | 18 | WP 3051-3069 | 1983-1983 | Not assigned UP numbers | |
Alco 6-Axle Freight Locomotives -- 21 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| C-630 | 10 | 10 | 2900-2909 | 1966-1973 | |
| RSC-2 | 11 | 11 | 1280-1290 | 1947-1971 | Ex 1180-1190 |
Baldwin 6-Axle Freight Locomotives -- 7 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| DRS-6-4-15 | 1 | 1 | 1250 | 1948-1962 | |
| AS-616 | 6 | 6 | 1260-1265 | 1952-1969 | |
EMD 6-Axle Freight Locomotives -- 4,653 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Previous Number Series |
Years In Service |
Remarks |
| SD18R | 23 | 23 | C&NW 6622-6647 | 1995- | Not assigned UP numbers | |
| SD24 | 34 | 34 | 400-429, 445-448 | 1959-1985 | ||
| SD24B | 45 | 45 | 400B-444B | 1959-1981 | ||
| SD24M | 1 | 1 | 99 | 1968-1985 | Ex 3100, 3200, 3399, 3999 | |
| SD35R | 11 | 11 | SP 2957-2970 | 1996- | Not assigned UP numbers | |
| SD38-2 | 58 | 6 | UPY 800-805 | 2800-2805 | 1995- | Ex C&IM 70-75 |
| 10 | UPY 806-815 | 2806-2815 | 1995- | Ex C&NW 6650-6659 | ||
| 9 | UPY 816-823 | 2816-2823 | 1997- | Rebuilt from MP SD40-2s | ||
| 1 | UPY 824 | 2824 | 1997- | Ex McCloud 39 | ||
| 5 | UPY 825-829 | 2825-2829 | 1997- | Rebuilt from MP SD40-2s | ||
| 6 | UPY 830-835 | 2830-2835 | 1996- | Ex SP 2971-2976 | ||
| 11 | UPY 836-846 | 2836-2846 | 1998- | Rebuilt from MP SD40-2s | ||
| 11 | UPY 847-857 | 1999- | Rebuilt from MP SD40-2s | |||
| SD39 | 2 | 2 | SP 5298, 5318 | 1996-1999 | (assigned UP 2850, 2851, not renumbered) | |
| SD40 | 205 | 40 | 3000-3039 | 1966-1992 | ||
| 35 | 3048-3082 | 1966-1992 | ||||
| 40 | 3083-3122 | 1971-1992 | ||||
| 90 | 4000-4089 | MP 3000-3089 | 1983-1992 | |||
| SD40-2 | 1,203 | 43 | 2783-2825 | 4733-4775 | 1998- | Rebuilt from SD39s, SD40s, SD45s |
| 48 | 2952-2999 | C&NW 6800s | 1995- | |||
| 84 | 3015-3098 | C&NW 6800s, C&NW 6900s |
1995- | |||
| 4 | 3099-3102 | 1996- | Ex Olympic units, ex special service units | |||
| 682 | 3123-3399 3400-3804 |
1972- | ||||
| 36 | 3809-3844 | MKT 600-637 | 1988- | |||
| 75 | 3900-3974 | MP 6000-6074 | 1983- | |||
| 231 | 4090-4201 4202-4321 |
MP 3090-3321 | 1983- | |||
| (7) | 8920-8926 | 2000- | Various B unit UP SD40-2s | |||
| (73) | 8927-8999 | 2000- | Various B unit ex MP SD40-2s | |||
| (69) | 9882-9950 | 2000- | Various ex MP SD40-2s | |||
| SD40-2S | 4 | 4 | 3805-3808 | 1980- | ||
| SD40-2T | 40 | 40 | 2826-2863 | 4794-4831 | 1998- | Rebuilt from ex SP/SSW SD45T-2s |
| SD40M-2 | 133 | 133 | 2650-2782 | 4600-4732 | 1996- | Ex SP 8574-8706 |
| SD40R | 83 | 83 | SP 7300-7385 | 1996- | Not assigned UP numbers | |
| SD40T-2 | 301 | 84 | 2866-2949 | 1996- | Various refurbished ex SP/SSW and D&RGW SD40T-2s | |
| 47 | 8570-8638 | 4000-4068 | 1996- | Ex D&RGW 5341-5413; 22 units to 2866-2949 series | ||
| 170 | 8639-8869 | 4369-4599 | 1996- | Ex SP/SSW 8230-8391, 8489-8573; 62 units to 2866-2949 series | ||
| SD40X | 8 | 8 | 3040-3047 | 1966-1992 | ||
| SD44R | 1 | 1 | SP 7399 | 1996-1998 | Not assigned a UP number | |
| SD45 | 70 | 50 | 1-50 | 1968-1987 | Ex 3600-3649 | |
| 13 | C&NW 903-954, C&NW 6481-6584 |
1995-1997 | Not assigned UP numbers | |||
| 7 | D&RGW 5322-5331 | 1996- | Not assigned UP numbers | |||
| SD45M | 6 | 6 | 60-65 | 1980-1983 | Sulzer-powered | |
| SD45R | 143 | 142 | SP 7400-7536 | 1996- | Not assigned UP numbers | |
| 1 | C&NW 6564 | 1995-1997 | Not assigned a UP number | |||
| SD45T-2 | 208 | 38 | 4794-4831 | SP 6829-6868 | 1996-1999 | Originally rebuilt from SD45T-2 to SD45T-2R by SP in 1987-1989; renumbered out of original SP sequence; rebuilt to 3000 hp SD40-2T by VMV in 1998-1999; renumbered to 2826-2863 |
| 98 | 4832-4928 | SP/SSW 9189-9403 | 1996-2002 | Renumbered out of original SP sequence | ||
| 59 | 4929-4986 | SP 6793-6891 | 1996-2002 | Rebuilt by SP in 1987-1989; renumbered out of original SP sequence | ||
| 12 | 4987-4998 | SP/SSW 9276-9404 | 1996-2001 | No units renumbered to UP | ||
| 1 | 4999 | SP 6892 | 1996-1999 | Rebuilt by SP in 1989; not renumbered to UP | ||
| SD50 | 112 | 60 | 5000-5059 | MP 5000-5059 | 1984- | |
| 35 | 5060-5094 | C&NW 7000-7034 | 1995-2001 | |||
| 17 | 5095-5111 | D&RGW 5501-5517 | 1996- | |||
| (10) | 9835-9844 | 5000-5059 | 2002- | Ex MP 5000-5059 | ||
| (17) | 9845-9861 | 5095-5111 | (2002-) | Ex D&RGW 5501-5517 | ||
| (1) | 9881 | 5001 | 1999- | Ex MP 5001 | ||
| SD60 | 140 | 55 | 2100-2154 | 5945-5999 | 1995- | Ex C&NW 8001-8055 |
| 85 | 2155-2239 | 6000-6084 | 1986- | |||
| SD60M | 281 | 281 | 2240-2520 | 6085-6365 | 1988- | |
| SD7 | 24 | 10 | 450-459 | 775-784 | 1953-1982 | |
| 14 | SP 1503-1540 | 1996-1998 | Not assigned UP numbers | |||
| SD70M | 1125 | (2) | 2001, 2002 | 2001- | Olympic units | |
| 25 | 3974-3984, 3986-3999 |
SP 9800-9824 | 1996- | |||
| 1000 | 4000-4284, 4285-4634, 4635-4639, 4640-4709, 4710-4999 |
2001- | ||||
| 100 | 5000-5099 | 2002- | ||||
| SD9 | 12 | 12 | SP 4313-4450 | 1996-1998 | Not assigned UP numbers | |
| SD9043AC | 309 | 309 | 8000-8308 | 1995- | ||
| SD90AC | 20 | 20 | 8500-8521 | 1998- | UP 8500 and 8514 retained by EMD | |
| SD90AC-II | 40 | 40 | 8522-8561 | 2000- | ||
| SD-CAT | 1 | 1 | C&NW 6000 | 1995-1996 | Not assigned a UP number | |
| SDP35 | 10 | 10 | 1400-1409 | 1965-1985 | ||
GE 6-Axle Freight Locomotives -- 2,598 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Previous Number Series |
Years In Service |
Remarks |
| C30-7 | 140 | (86) | 400-531 | 2400-2539 | 1996-2001 | |
| 140 | 2400-2539 | 1978-2001 | 2400-2414 renumbered from 2960-2974 | |||
| (15) | 2960-2974 | 1977-1978 | ||||
| (5) | 7874-7941 | 400-531 2400-2539 |
2000-2001 | |||
| C36-7 | 60 | (34) | 600-659, 2600-2659 |
9000-9059 | 1996-2001 | |
| (27) | 2600-2659 | 9000-9059 | 1995-2001 | |||
| 60 | 9000-9059 | MP 9000-9059 | 1985-2001 | |||
| (19) | 7942-7999 | 600-659, 2600-2659 |
2000-2001 | |||
| C36M | 36 | 36 | 564-599 | 1999-2000 | ||
| C40-8 | 333 | 256 | 9100-9355 | 1987- | ||
| 77 | 9023-9099 | C&NW 8501-8577 | 1995- | |||
| C40-8W | 50 | 50 | 9356-9405 | 1989- | ||
| C41-8W | 154 | 154 | 9406-9559 | 1990- | ||
| C44-9W | 271 | (3) | 9596, 9659, 9668 | C&NW 8601-8730 | 1995- | Total of 130 units, assigned 9570-9699, three units renumbered; renumbered to 9665-9699 (C&NW 8601-8635) and 9740-9834 (C&NW 8636-8730) |
| 101 | 9564-9664 | SP 8100-8200 | 1996- | |||
| 35 | 9665-9699 | C&NW 8601-8635 | 1995- | 9691 is ex 9596 | ||
| 40 | 9700-9739 | 1994- | ||||
| 95 | 9740-9834 | C&NW 8636-8730 | 1995- | 9794 and 9803 are ex 9659 and 9668 | ||
| C44AC | 968 | 273 | 6148-6420 | SP 100-378 | 1996- | Not in SP sequence |
| 4 | 6421-6424 | 6500, 6527, 6534, 6895 | 2000- | Ex SP 221, 249, 256, 279 | ||
| 120 | 6430-6549 | 2000- | ||||
| 150 | 6550-6699 | 1997- | ||||
| 3 | 6700-6702 | 9997-9999 | 1999- | |||
| 35 | 6703-6737 | C&NW 8801-8835 | 1995- | |||
| 150 | 6738-6887 | 1996- | ||||
| 5 | 6995-6999 | 1999- | ||||
| 10 | 7000-7009 | GECX 4000-4009 | 1998- | |||
| 218 | 7080-7297 | 1997- | ||||
| C44AC-CTE | 165 | 165 | 5700-5864 | 2001- | ||
| C44/60AC | 106 | 36 | 7300-7335 | 1998- | ||
| 70 | 7336-7405 | 7010-7079 | 1996- | |||
| C60AC | 80 | 10 | 7500-7509 | 7000-7009 | 1998- | |
| 45 | 7510-7554 | 1998- | UP 7511 (2nd) built to replace 7511 (1st) | |||
| 25 | 7555-7579 | 2000- | ||||
| U28C | 10 | 10 | 2800-2809 | 1966-1981 | ||
| U30C | 185 | 150 | 2810-2959 | 1972-1989 | ||
| 35 | MP 2965-2999 | 1983-1989 | Assigned UP 2965-2999 | |||
| U50C | 40 | 40 | 5000-5039 | 1969-1978 | ||
Alco 6-Axle Passenger Locomotives -- 14 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| PA-1 | 8 | 8 | 600-607 | 1947-1965 | 600-603 were ex 994A-997A |
| PB-1 | 6 | 6 | 600B, 602B, 604B-607B |
1947-1965 | 600B, 602B were ex 998B, 999B |
EMD 6-Axle Passenger Locomotives -- 149 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| E2A | 2 | 2 | 983J, 984J | 1937-1948 | |
| E2B | 4 | 4 | 983B,C, 984B,C | 1937-1953 | |
| E3A | 1 | 1 | 991 | 1939-1956 | |
| E3B | 1 | 1 | 992B | 1939-1956 | |
| E6A | 8 | 8 | 985J, 987, 992-997 |
1940-1956 | |
| E6B | 4 | 4 | 985B,C, 987B,C | 1941-1956 | |
| E7A | 7 | 7 | 986, 988J,
988, 989, 990, 998, 999 | 1946-1963 | |
| E7B | 7 | 7 | 986BJ,CJ, 988B, 990B, 994B, 996B, 998B |
1946-1963 | |
| E8A | 18 | 18 | 925-942 | 1950-1980 | |
| E8B | 28 | 28 | 922B-949B | 1950-1973 | |
| E9A | 35 | 35 | 900-914, 943-962 |
1954-1980 | 949, 951 in service as part of the heritage fleet |
| E9B | 34 | 34 | 900B-904B, 910B-913B, 950B-974B |
1954-1980 | 966B, 970B (as 963B) in service as part of the heritage fleet |
Fairbanks Morse 6-Axle Passenger Locomotives -- 13 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| Erie A | 8 | 8 | 650-657 | 1945-1961 | |
| Erie B | 5 | 5 | 650B, 652B, 653B, 654B, 656B |
1945-1961 | |
Alco 8-Axle Freight Locomotives -- 3 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| C-855A | 2 | 2 | 60, 61 | 1964-1970 | |
| C-855B | 1 | 1 | 60B | 1964-1970 | |
EMD 8-Axle Freight Locomotives -- 89 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| DD35 | 27 | 27 | 72B-98B | 1964-1981 | |
| DDA35 | 15 | 15 | 70-84 | 1965-1981 | |
| DDA40X | 47 | 47 | 6900-6946 | 1969-1985 | 6936 still in service as part of the heritage fleet |
GE 8-Axle Freight Locomotives -- 23 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| U50 | 23 | 23 | 31-53 | 1963-1977 | |
GE 4500 GTEL Gas Turbine Electric Locomotives -- 26 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| 4500 GTEL | 26 | 1 | 50 | 1949-1951 | Double-cab |
| 10 | 51-60 | 1952-1964 | Standard | ||
| 15 | 61-75 | 1954-1964 | Veranda | ||
GE 8500 GTEL Gas Turbine Electric Locomotives -- 30 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| 8500 GTEL | 30 | 30 | 1-30 | 1958-1970 | Later rebuilt to 10,000 horsepower |
Coal Turbine Locomotive -- 1 unit
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| Coal Turbine | 1 | 1 | 80 | 1962-1964 | |
Steam Turbine Locomotives -- 2 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| Steam Turbine | 2 | 2 | 1, 2 | 1939 | |
Pullman Articulated Trains -- 10 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| Streamliner | 7 | 1 | M-10000 | 1934-1941 | |
| 1 | M-10001 | 1934-1939 | Two versions: 900 hp and 1200 hp | ||
| 1 | M-10002 | 1936-1946 | |||
| 1 | LA-4 | 1936-1939 | Ex M-10004 | ||
| 3 | CD-05, CD-06, CD-07 |
1936-1953 | Ex M-10003, M-10005, M-10006 | ||
| Streamliner Booster |
3 | 3 | CD-05-C, CD-06-C, CD-07-C |
1939-1953 | |
Yard Slugs -- 35 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| SL-1 | 6 | 6 | S1-S6 | 1973-1989 | Rebuilt from UP GP9Bs |
| SL-1 | 2 | 2 | S7, S8 | 1978-1989 | Rebuilt from UP SD24Bs |
| SL-1 | 23 | 23 | S9-S31 | 1983- | Ex MP 1400-1422; later as UPY 903-925 |
| SL-4B | 3 | 3 | S1-S3 | 1996- | Ex SP 1010-1013 |
| SL-1 | 1 | 1 | MKT 500 | 1988 | Not assigned a UP number |
Road Slugs -- 13 units
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| S4-B | 1 | 1 | S300 | 1988- | Ex S50, ex MKT 501; later as UPY 926 |
| S5-2B | 3 | 3 | S301-S303 | 1991- | Rebuilt from GP30s; later as UPY 927-929 |
| S3-2B | 9 | 9 | S310-S320 | 1996- | Ex SP 1600-1613; later as UPY 930-938 |
Steam Locomotives -- 2 locomotives
| Model | Model Qty |
Qty | Most Recent Number Series |
Years In Service |
Remarks |
| 4-6-6-4 | 1 | 1 | 3985 | 1943- | |
| 4-8-4 | 1 | 1 | 844 | 1944- |
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