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Union Pacific Railroad

Roster of Diesel and Turbine Locomotives, 1934-2009

This page was last updated on December 3, 2014.

(Return to UP Diesel Roster Index Page)

Roster Listing

EMD SW7 -- 25 units
1200 horsepower; B-B trucks; 246,000 pounds operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Rebuilt
To SW10
Date
Rebuilt
Notes
1800 Aug 1950 10752   1248 Mar 1983  
1801 Aug 1950 10753   1251 30 Jul 1983  
1802 Aug 1950 10754   1245 Feb 1983  
1803 Aug 1950 10755 Dec 1978     1
1804 Aug 1950 10756   1246 Feb 1983  
1805 Sep 1950 10757   1260 Jul 1984  
1806 Sep 1950 10758   1236 30 Jul 1982  
1807 Sep 1950 10759   1252 30 Sep 1983  
1808 Sep 1950 10760   1247 Mar 1983  
1809 Sep 1950 10761 Feb 1977     2
1810 Oct 1950 10762   1237 30 Jul 1982  
1811 Oct 1950 10763 Jan 1985     3
1812 Oct 1950 10764 Jun 1981     4
1813 Oct 1950 10765   1255 Sep 1983  
1814 Oct 1950 10766   1249 30 Jun 1983  
1815 Nov 1950 10767   1239 Aug 1982  
1816 Nov 1950 10768   1254 30 Sep 1983  
1817 Nov 1950 10769   1231 28 Feb 1982  
1818 Nov 1950 10770 1 Jun 1984     5
1819 Nov 1950 10771 May 1978     6
1820 Nov 1950 10772   1256 Oct 1983  
1821 Nov 1950 10773   1243 30 Nov 1982  
1822 Nov 1950 10774   1238 Aug 1982  
1823 Nov 1950 10775   1250 30 Jun 1983  
1824 Nov 1950 10776   1233 30 Jun 1982  

General Notes:

a. Built with 65:12 gear ratio and later changed to 62:15 gear ratio.
b. UP 1811 was the last operating SW7 on UP.
c. Nineteen units rebuilt by UP to SW10s.
d. Built on EMD order number 4038.

Notes:

1. UP 1803 was sold to Chrome Crankshaft Company, Chicago, Illinois, 10 December 1979; sold to Air Products, Pace, Florida.
2. UP 1809 was sold to Chrome Crankshaft Company, Chicago, Illinois, in February 1977; rebuilt by CRI&P at Silvis, Illinois; sold to Illinois Terminal 1220 in August 1979.
3. UP 1811 was sold for scrap to Durbano, Ogden, Utah in February 1986.
4. The cab from UP 1812 used to repair wreck damaged SW10 1205 in July 1981; remaining portion scrapped by UP at Omaha, Nebraska, during October 1981.
5. UP 1818 was wrecked on 28 January 1983 at The Dalles, Oregon; stripped of usable parts (to be used in SW10 program) by UP at Omaha, Nebraska; frame (loaded on a flat car) sold to Precision National Corporation, Mount Vernon, Illinois, 20 April 1987.
6. UP 1819 was sold to Precision National Corporation, Mount Vernon, Illinois, in October 1978; sold to Sahara Coal number 1819; stored at by Crab Orchard & Egyptian, along with Sahara Coal's SW1; advertised for sale by Southern Illinois Used Machinery, Marion, Illinois, in April 1995; sold to Mid-Am Equipment, Inc. and moved for lease to Nevada Industrial Switching at Exeter, California; never actually used by NIS; sold to David J. Joseph Company on 1 September 1999; sold to new DJJ subsidiary, Joseph Transportation, Inc. and currently (2002) used as JTPX 1209 in lease service by Lehigh Southwest Cement Co-Redding, Mountain Gate, California. (updated August 4, 2002, from information furnished by Edward Bridges, Bob Lehmuth, and Randy Keller)
   

EMD SW9 -- 42 units
1200 horsepower; B-B trucks; 12-567B engine; 247,100 pounds operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Rebuilt
To SW10
Date
Rebuilt
Notes
1825 Apr 1953 17805   1219 30 Apr 1981  
1826 Apr 1953 17806   1240 Sep 1982  
1827 Apr 1953 17807 Oct 1977     1
1828 Apr 1953 17808   1208 4 Sep 1980  
1829 Apr 1953 17809   1258 30 Nov 1983  
1830 Apr 1953 17810 Sep 1976     2
1831 Apr 1953 17811 Aug 1978 1210 31 Oct 1980  
1832 Apr 1953 17812   1221 30 May 1981  
1833 Apr 1953 17813   1230 10 Feb 1982  
1834 Apr 1953 17814   1242 30 Oct 1982  
1835 Apr 1953 17815   1225 30 Sep 1981  
1836 Apr 1953 17816   1212 15 Dec 1980  
1837 Apr 1953 17817   1259 30 Dec 1983  
1838 Apr 1953 17818   1265 Sep 1984  
1839 Apr 1953 17819 May 1978 1201 Nov 1979 3
1840 Apr 1953 17820   1244 30 Dec 1982  
1841 Apr 1953 17821   1253 30 Sep 1983  
1842 Apr 1953 17822 Oct 1977     4
1843 Apr 1953 17823 30 Mar 1981     5
1844 Apr 1953 17824   1217 30 Mar 1981  
1845 Apr 1953 17825 Aug 1978     6
1846 Apr 1953 17826 Aug 1978 1220 30 Apr 1981  
1847 Oct 1953 18835   1211 26 Nov 1980  
1848 Oct 1953 18836 Aug 1978 1200 Sep 1979 7
1849 Oct 1953 18837   1222 30 Jun 1981  
1850 Oct 1953 18838   1206 14 Jul 1980  
1851 Oct 1953 18839   1215 30 Jan 1981  
1852 Oct 1953 18840   1216 27 Feb 1981  
1853 Oct 1953 18841   1204 17 Apr 1980  
1854 Oct 1953 18842   1214 23 Jan 1981  
1855 Oct 1953 18843   1232 31 Mar 1982  
1856 Oct 1953 18844   1224 30 Jul 1981  
1857 Oct 1953 18845   1223 30 Jun 1981  
1858 Oct 1953 18846   1226 30 Sep 1981  
1859 Oct 1953 18847   1207 25 Aug 1980  
1860 Oct 1953 18848   1218 30 Mar 1981  
1861 Oct 1953 18849   1209 9 Oct 1980  
1862 Nov 1953 18850   1213 2 Jan 1981  
1863 Nov 1953 18851 Feb 1977     8
1864 Nov 1953 18852   1203 9 Mar 1980  
1865 Nov 1953 18853   1205 21 May 1980  
1866 Nov 1953 18854   1202 25 Jan 1980 9

General Notes:

a. Originally equipped with 65:12 gear ratio and later changed to 62:15 gear ratio.
b. UP 1831 and 1846 were retired during 1978 and were reinstated and rebuilt to SW10s; other units not retired prior to being rebuilt to SW10s.
c. UP 1839 was retired in May 1978 and was reinstated and rebuilt to SW10 1839 in November 1979. SW10 1839 was renumbered to SW10 1201 on 1 April 1980.
d. UP 1848 was retired in August 1978, but was reinstated to the roster and rebuilt to the first SW10, with work starting in October 1978; UP SW10 1848 was released from Omaha shops on 2 August 1979; SW10 1848 was renumbered to SW10 1200 on 13 March 1980.
e. Thirty-six units rebuilt by UP to SW10s.
f. UP 1825-1846 were built on EMD order number 4133.
g. UP 1847-1866 were built on EMD order number 4216.

Notes:

1. UP 1827 was wrecked in July 1977 at Albina (Portland), Oregon; sold to Precision National Corporation, Mount Vernon, Illinois, in October 1977.
2. UP 1830 was sold to Industrial Maintenance Services, Hammond, Indiana in September 1976; sold to Youngstown & Northern 302; sold to Union Railroad 588; sold to Birmingham Southern 588.
3. UP 1839 was rebuilt to SW10 1839 in November 1979, renumbered to UP 1201, 1 April 1980.
4. UP 1842 was wrecked in July 1977 at Albina (Portland), Oregon; sold to Precision National Corporation, Mount Vernon, Illinois, in October 1977; sold to Tacoma Municipal Belt Line Railway 1200, Tacoma, Washington, in July 1978; sold to Mount Vernon Terminal 1200, Mount Vernon, Washington, in August 1993.
5. UP 1843 was scrapped by UP at Omaha in March 1981.
6. UP 1845 was wrecked; sold to Chrome Crankshaft Company, Chicago, Illinois, in November 1978.
7. UP 1848 was rebuilt to SW10 1848 in August 1979, renumbered to UP 1200, 13 March 1980.
8. UP 1863 was sold to Chrome Crankshaft Company, Chicago, Illinois, in February 1977; sold to Weyerhauser Timber D-21, Mount Pine, Arkansas in July 1977; sold to Kaiser Cement 881-005, Cupertino, California.
9. UP 1866 was rebuilt to SW10 1866; completed on January 25, 1980; renumbered to UP 1202 after January 29, 1980, the date of a recently discovered slide.
   

EMD TR5A -- 8 units
1200 horsepower; B-B trucks; 248,200 pounds operating weight; 494,700 pounds total cow/calf operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Rebuilt
To SW10
Date
Rebuilt
Notes
1870 Sep 1951 15068 Jun 1976     1
1871 Sep 1951 15069   1241 30 Sep 1982  
1872 Sep 1951 15070   1234 30 Jun 1982  
1873 Oct 1951 15071   1229 30 Dec 1981  
1874 Oct 1951 15072   1227 30 Oct 1981  
1875 Oct 1951 15073   1235 30 Jun 1981  
1876 Oct 1951 15074   1228 30 Nov 1981  
1877 Oct 1951 15075   1257 Mar 1984  

General Notes:

a. UP 1870-1877 were equipped with dynamic braking in late 1952 for helper service on the South-Central District on Cajon Pass in California, and on Cima Hill in Nevada; dynamic braking was removed from 1870, 1871, and 1872 during September 1968; dynamic braking was removed on 1873, 1876, and 1877 in 1972-74; dynamic braking was removed from UP 1874 and 1875 at Salt Lake City, Utah in June 1974.
b. UP 1870-1877 were assigned to helper service on the South-Central District during early 1953; during February and March 1953 each unit had the D.S. (Diesel Switch) prefix removed from its 1870-series number.
c. UP 1870-1872 were modified with 1400 gallon fuel tanks (originally equipped with 600 gallon fuel tanks) and air reservoirs on top of car body in September 1968 for service on the North Platte, Nebraska hump yards. After being modified, they had 521,600 pounds total cow/calf operating weight
d. UP 1872 was mated with UP 1870B in June 1976 after retirement of UP 1870 and UP 1872B.
e. UP 1876 operated alone, without 1876B, at Provo, Utah during February 1981.
f. Seven units rebuilt by UP to SW10s.
g. Built on EMD order number 6284-A.

Note:

1. UP 1870 was retired due to electrical failure; sold (along with UP 1872B) to Industrial Maintenance Services, Hammond, Indiana in September 1976; frame and other components used to build EJ&E 308; later sold to Econo-Rail (ECRX) 308, in national lease service at Plantation Foods, Temple, Texas in October 1994.
   

EMD TR5B -- 8 units
1200 horsepower; B-B trucks; 246,500 pounds operating weight; 494,700 pounds total cow/calf operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Date Scrapped
By UP at Omaha
Notes
1870B Sep 1951 15076 Apr 1982 Jun 1982  
1871B Sep 1951 15077 Apr 1982 Sep 1982  
1872B Sep 1951 15078 Jun 1976   1
1873B Oct 1951 15079 8 Sep 1981 Jun 1982  
1874B Oct 1951 15080 8 Sep 1981 Jun 1982  
1875B Oct 1951 15081 Apr 1982 Jun 1982  
1876B Oct 1951 15082 Nov 1981 Sep 1982  
1877B Oct 1951 15083 Jan 1984   2

General Notes:

a. UP 1870B-1877B were assigned to helper service on the South-Central District during early 1953; during February and March 1953 each unit had the D.S. (Diesel Switch) prefix removed from its 1870-series number.
b. UP 1870B mated with UP 1872 in June 1976 after retirement of UP 1870 and UP 1872B.
c. Built on EMD order number 6284-B.

Note:

1. UP 1872B was retired and sold for scrap (along with UP 1870) to Industrial Maintenance Services, Hammond, Indiana in September 1976; frame and other components used to build EJ&E 309; later sold to Econo-Rail (ECRX) 309.
2. UP 1877B was retired due to engine failure; sold for scrap to Durbano Metals, Ogden, Utah on 1 October 1984.
   

EMD GP38-2 -- 29 units
2000 horsepower; B-B trucks; 269,000 pounds operating weight

Road
Number
Previous
Number
Builder
Date
Builder
Number
Date To
1800 Series
300 Series
Number
Date To
300 Series
1800 HL 2009 Jan 1972 7344-1 2 Oct 1989 300 1 Apr 2001
1801 HL 2010 Jan 1972 7344-2 20 Oct 1989 301 8 Mar 2001
1802 HL 2337 Jan 1972 7344-3 7 Dec 1989 302 25 Jun 2000
1803 HL 2338 Jan 1972 7344-4 12 May 1989 303 15 Nov 2000
1804 HL 2013 Jan 1972 7344-5 14 May 1990 304 2 May 2001
1805 HL 2014 Jan 1972 7344-6 8 Sep 1989 305 6 Oct 2000
1806 HL 2015 Jan 1972 7344-7 10 Apr 1991 306 15 Oct 2002
1807 HL 2016 Jan 1972 7344-8 3 Oct 1990 307 23 May 2002
1808 HL 2020 Jan 1972 7344-12 31 Jul 1989 308 18 Nov 2001
1809 HL 2023 Jan 1972 7344-15 12 Oct 1990 309 23 Oct 2001
1810 HL 2024 Jan 1972 7344-16 15 Nov 1990 310 31 Oct 2003
1811 HL 2029 Jan 1972 7344-21 11 Jan 1990 311 23 Apr 2003
1812 HL 2032 Jan 1972 7344-24 21 Nov 1991 312 6 Jan 2004
1813 HL 2033 Jan 1972 7344-25 20 Apr 1990 313 31 Jan 2004
1814 HL 2034 Jan 1972 7344-26 24 Aug 1990 314 14 Feb 2003
1815 HL 2362 Jan 1972 7344-28 15 Sep 1989 315 25 Jan 2000
1816 HL 2038 Jan 1972 7344-30 28 Aug 1989 316 14 Jan 2004
1817 HL 2374 Jan 1972 7344-40 28 Jun 1989 317 8 Jan 2004
1818 HL 2375 Jan 1972 7344-41 14 Jul 1989 318 20 Nov 2003
1819 HL 2377 Jan 1972 7344-43 26 Jun 1989 319 6 Apr 2000
1820 HL 2055 Sep 1972 72759-2 15 Mar 1989 320 20 Sep 2000
1821 HL 2384 Oct 1972 72759-5 11 Jul 1989 321 14 Dec 2003
1822 HL 2385 Oct 1972 72759-6 28 Feb 1989 322 4 Mar 2002
1823 HL 2065 Oct 1972 72659-2 8 May 1991 323 28 Feb 2004
1824 HL 2069 Oct 1972 72659-6 2 Oct 1989 324 22 Jan 2002
1825 HL 2070 Oct 1972 72659-7 23 Jul 1990 325 6 Feb 2004
1826 HL 2071 Oct 1972 72659-8 27 Jun 1989 326 11 Feb 2004
1827 HL 2072 Oct 1972 72659-9 5 Jul 1989 327 5 Nov 2003
1828 HL 2073 Oct 1972 72659-10 26 May 1989 328 9 Feb 2004

General Notes:

a. Total of 29 units to UP, numbered UP 1800-1828; leased from Helm Financial.
b. Delivered to UP in February 1989; repainted to Union Pacific in February 1989 through November 1991 (UP 1822, ex UP 2385/MP 2059, was the first, completed on 28 February 1989, and UP 1812, ex MP 2032, was the last, completed on 21 November 1991).
c. Built as MP 900 series units, renumbered to MP 2000 series units in 1974; seven units renumbered to UP 2300 series numbers in 1986.
d. Part of a 64 unit group of locomotives (ex MP 2009-2073) previously on 15 year lease to MP, which were returned to their owner/lessor by UP upon expiration of the leases in July 1987 and January 1988; sold to Helm Financial; 35 of these 64 units were rebuilt by Grand Trunk's shops in Battle Creek, Michigan and renumbered to GT 5700-5734.
e. The above 29 units were leased to other roads by Helm Financial (HL) until they arrived back on Union Pacific in late February 1989 in their original MP/UP (HL) 2000/2300 series road numbers.
f. UP 1802, 1803, 1815, 1818, and 1819 were in service as UP 2337, 2338, 2362, 2375, and 2377 from 1986 until their first retirement by UP in 1987; these same UP numbers are now assigned to former MKT GP39-2s.
g. Since October 1990, many UP 1800-class GP38-2s have been working in back-to-back pairs in switch service at UP's system hump yards; UP 1800-1803 are assigned to Hinkle, Oregon, and UP 1804-1809 are assigned to Pocatello, Idaho.
h. Not equipped with dynamic braking.
i. Renumbered to UP 300-328.
j. Individual unit histories:
  Road
Number
First
Number
Second
Number
Third
Number
Fourth
Number
  1800 MP 858 MP 2009 HL 2009  
  1801 MP 859 MP 2010 HL 2010  
  1802 MP 860 MP 2011 UP 2337 HL 2337
  1803 MP 861 MP 2012 UP 2338 HL 2338
  1804 MP 862 MP 2013 HL 2013  
  1805 MP 863 MP 2014 HL 2014  
  1806 MP 864 MP 2015 HL 2015  
  1807 MP 865 MP 2016 HL 2016  
  1808 MP 869 MP 2020 HL 2020  
  1809 MP 872 MP 2023 HL 2023  
  1810 MP 873 MP 2024 HL 2024  
  1811 MP 877 MP 2029 HL 2029  
  1812 MP 881 MP 2032 HL 2032  
  1813 MP 882 MP 2033 HL 2033  
  1814 MP 883 MP 2034 HL 2034  
  1815 MP 885 MP 2036 UP 2362 HL 2362
  1816 MP 887 MP 2038 HL 2038  
  1817 MP 897 MP 2048 MP 2374 HL 2374
  1818 MP 898 MP 2049 UP 2375 HL 2375
  1819 MP 900 MP 2051 UP 2377 HL 2377
  1820 MP 904 MP 2055 HL 2055  
  1821 MP 907 MP 2058 UP 2384 HL 2384
  1822 MP 908 MP 2059 UP 2385 HL 2385
  1823 MP 914 MP 2065 HL 2065  
  1824 MP 918 MP 2069 HL 2069  
  1825 MP 919 MP 2070 HL 2070  
  1826 MP 920 MP 2071 HL 2071  
  1827 MP 921 MP 2072 HL 2072  
  1828 MP 922 MP 2073 HL 2073  
           

EMD GP38-2 -- 17 units
2000 horsepower; B-B trucks; 269,000 pounds operating weight

Road
Number
Previous
Number
Builder
Date
Builder
Number
Date To
1800 Series
300 Series
Number
Date To
300 Series
1830 HATX 200 Jan 1973 71702-2 23 May 1997 330 28 Feb 2003
1831 HATX 201 Jan 1973 71702-7 6 May 1997 331 7 Jan 2004
1832 HATX 202 Jan 1973 71702-10 3 Jun 1997 332 5 Jun 2002
1833 HATX 203 Feb 1973 71702-18 24 Jun 1997 333 3 Feb 2003
1834 HATX 204 Feb 1973 71702-20 15 Apr 1997 334 30 Mar 2001
1835 HATX 205 Mar 1973 71702-27 15 Apr 1997 335 8 Aug 2003
1836 HATX 206 May 1973 71702-29 1 Jul 1997 336 3 Mar 2004
1837 HATX 207 May 1973 71702-31 9 Apr 1997 337 16 Apr 2000
1838 HATX 208 May 1973 71702-34 9 Apr 1997 338 22 Jan 2004
1839 HATX 209 May 1973 71702-36 3 Jun 1997 339 14 Jan 2004
1840 HATX 210 May 1973 71702-33 3 Jun 1997 340 30 Jun 2004
1841 HATX 211 Jan 1973 71702-4 15 Jun 1997 341 23 Jul 2003
1842 HATX 212 Jan 1973 71702-6 8 Jul 1997 342 10 Jan 2002
1843 HATX 213 Jan 1973 71702-9 25 May 1997 343 17 Mar 2003
1844 HATX 214 Feb 1973 71702-12 24 May 1997 344 13 Jul 2002
1845 HATX 215 May 1973 71702-32 15 Jul 1997 345 14 Mar 2003
1846 HATX 216 May 1973 71702-37 30 Nov 1996 346 23 Jun 2003

General Notes:

a. Total of 17 units to UP, numbered UP 1830-1846; leased from Helm Financial.
b. Delivered to UP in November 1996; repainted to Union Pacific in November 1996 through July 1997 (UP 1846, ex HATX 216, was the first, completed on 30 November 1996, and UP 1845, ex HATX 215, was the last, completed on 15 July 1997).
c. Built as MP 900 series units; renumbered to MP 2000 series in 1974; all renumbered from MP to UP (same numbers) in 1986 to 1991, except MP 2075 and 2106, which retained their MP numbers until becoming HATX units.
d. Part of a 37 unit group (ex MP 2074-2110) previously on 15-year lease to MP, and returned to their owner/lessor by UP upon expiration of the leases in December 1993; sold to Helm Financial and held on UP property.
e. The above 17 units were moved by Helm in March and April 1994 for lease to CSX Transportation and numbered Helm Atlantic (HATX) 200-216; returned to Helm in September 1996 upon expiration of 30-month lease to CSX.
f. Not equipped with dynamic braking.
g. Renumbered to UP 330-346.
h. Individual unit histories:
  Road
Number
First
Number
Second
Number
Third
Number
Fourth
Number
  1830 MP 924 MP 2075 HATX 200  
  1831 MP 929 MP 2080 UP 2080 HATX 201
  1832 MP 932 MP 2083 UP 2083 HATX 202
  1833 MP 940 MP 2091 UP 2091 HATX 203
  1834 MP 942 MP 2093 UP 2093 HATX 204
  1835 MP 949 MP 2100 UP 2100 HATX 205
  1836 MP 951 MP 2102 UP 2102 HATX 206
  1837 MP 953 MP 2104 UP 2104 HATX 207
  1838 MP 956 MP 2107 UP 2107 HATX 208
  1839 MP 958 MP 2109 UP 2109 HATX 209
  1840 MP 955 MP 2106 HATX 210  
  1841 MP 926 MP 2077 UP 2077 HATX 211
  1842 MP 928 MP 2079 UP 2079 HATX 212
  1843 MP 931 MP 2082 UP 2082 HATX 213
  1844 MP 934 MP 2085 UP 2085 HATX 214
  1845 MP 954 MP 2105 UP 2105 HATX 215
  1846 MP 959 MP 2110 UP 2110 HATX 216
           

EMD GP38-2 -- 1 unit
2000 horsepower; B-B trucks; 266,000 pounds operating weight

Road
Number
First
Number
Builder
Date
Builder
Number
Date To
1865 Series
365 Series
Number
Date To
365 Series
Note
1866 C&NW 4601 Nov 1979 786271-2 18 Mar 1997 366 23 Sep 2000 1

Note:

1. UP 1866 (ex C&NW 4601) was the only unit of the 35 units in the former C&NW 4600-4634 group to be repainted to the UP 1865-1899 group, completed on 18 March 1997; renumbered to UP 366 on 23 September 2000, as part of the 365-399 group.

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