Union Pacific Railroad
Roster of Diesel and Turbine Locomotives, 1934-2009
This page was last updated on March 25, 2013.
(Return to UP Diesel Roster Index Page)
Roster Listing
GE B40-8 -- 40 units
3900 horsepower (later 4000 horsepower); B-B trucks; 288,000 pounds operating weight
| Road Number |
Previous Number |
Builder Date |
Builder Number |
Date To UP Number |
1800 Series Number |
Date To 1800 Series |
Date Retired |
Notes |
| UP 5609 | SP 8000 | Aug 1987 | 45509 | 4 Aug 1999 | UP 1800 | 6 Feb 2004 | ||
| UP 5610 | SP 8001 | Aug 1987 | 45510 | 17 Mar 1999 | UP 1801 | 29 Nov 2003 | ||
| UP 5611 | SP 8002 | Aug 1987 | 45511 | 7 Mar 2000 | UP 1802 | 17 Dec 2003 | ||
| UP 5612 | SP 8003 | Aug 1987 | 45512 | 3 May 1999 | UP 1803 | 24 Mar 2004 | ||
| (UP 5613) | SP 8004 | Aug 1987 | 45513 | (UP 1804) | 4 Dec 1997 | 1 | ||
| UP 5614 | SP 8005 | Aug 1987 | 45514 | 5 Mar 1999 | UP 1805 | 5 Feb 2004 | ||
| UP 5615 | SP 8006 | Aug 1987 | 45515 | 3 Jun 1999 | UP 1806 | 23 May 2004 | ||
| UP 5616 | SP 8007 | Aug 1987 | 45516 | 19 May 1999 | UP 1807 | 22 Dec 2003 | ||
| UP 5617 | SP 8008 | Aug 1987 | 45517 | 17 Jul 1999 | UP 1808 | 15 Feb 2002 | ||
| UP 5618 | SP 8009 | Aug 1987 | 45518 | 25 Feb 1999 | UP 1809 | 14 Feb 2004 | ||
| (UP 5619) | SP 8010 | Aug 1987 | 45519 | UP 1815 | 11 Feb 2000 | 2 | ||
| UP 5620 | SP 8011 | Aug 1987 | 45520 | 5 Nov 1999 | UP 1811 | 16 Dec 2003 | ||
| UP 5621 | SP 8012 | Aug 1987 | 45521 | 13 Sep 1999 | UP 1812 | 28 Jan 2004 | ||
| (UP 5622) | SP 8013 | Aug 1987 | 45522 | 3 | ||||
| UP 5623 | SP 8014 | Aug 1987 | 45523 | 4 Aug 1999 | UP 1813 | 2 Mar 2004 | ||
| UP 5624 | SP 8015 | Aug 1987 | 45524 | 19 Apr 1999 | UP 1810 | 25 Feb 2004 | ||
| UP 5625 | SP 8016 | Aug 1987 | 45525 | 1 Nov 1999 | UP 1816 | 18 Feb 2004 | ||
| UP 5626 | SP 8017 | Aug 1987 | 45526 | 9 Feb 2000 | UP 1817 | 18 Jan 2004 | ||
| UP 5627 | SP 8018 | Aug 1987 | 45527 | 14 May 1999 | UP 1818 | 6 Jun 2004 | ||
| UP 5628 | SP 8019 | Aug 1987 | 45528 | 13 Sep 1999 | UP 1819 | 31 Dec 2003 | ||
| UP 5629 | SP 8020 | Aug 1987 | 45529 | 18 Aug 1999 | UP 1820 | 16 Jan 2004 | ||
| UP 5630 | SP 8021 | Aug 1987 | 45530 | 17 Mar 1999 | UP 1821 | 17 Jan 2004 | ||
| UP 5631 | SP 8022 | Sep 1987 | 45531 | 27 Sep 1999 | UP 1828 | 19 May 2004 | ||
| UP 5632 | SP 8023 | Sep 1987 | 45532 | 30 Jul 1999 | UP 1823 | 20 May 2004 | ||
| UP 5633 | SP 8024 | Sep 1987 | 45533 | 22 Oct 1999 | UP 1824 | 11 Jun 2002 | ||
| UP 5634 | SP 8025 | Sep 1987 | 45534 | 2 Jun 1997 | UP 1825 | 25 Feb 2004 | ||
| UP 5635 | SP 8026 | Sep 1987 | 45535 | 11 Feb 1999 | UP 1826 | 13 Jul 2004 | ||
| UP 5636 | SP 8027 | Sep 1987 | 45536 | 13 Apr 1999 | UP 1827 | 19 Dec 2003 | ||
| UP 5637 | SP 8028 | Sep 1987 | 45537 | 26 Oct 1999 | UP 1822 | 22 feb 2003 | ||
| (UP 5638) | SP 8029 | Sep 1987 | 45538 | UP 1829 | 17 Jan 2000 | 4 | ||
| UP 5639 | SP 8030 | Sep 1987 | 45539 | 18 Feb 2000 | UP 1830 | 23 Jan 2004 | ||
| UP 5640 | SP 8031 | Sep 1987 | 45540 | 6 Jul 1999 | UP 1831 | 17 Jun 2004 | ||
| UP 5641 | SP 8032 | Sep 1987 | 45541 | 22 Oct 1999 | UP 1832 | 6 Jan 2004 | ||
| UP 5642 | SP 8033 | Sep 1987 | 45542 | 3 Jun 1999 | UP 1833 | 19 May 2004 | ||
| UP 5643 | SP 8034 | Sep 1987 | 45543 | 15 Apr 1999 | UP 1834 | 11 Feb 2004 | ||
| UP 5644 | SP 8035 | Sep 1987 | 45544 | 15 Dec 1999 | UP 1835 | 11 Sep 2003 | ||
| UP 5645 | SP 8036 | Sep 1987 | 45545 | 31 Aug 1999 | UP 1836 | 15 Apr 2004 | ||
| UP 5646 | SP 8037 | Sep 1987 | 45546 | 7 Aug 1997 | UP 1837 | 13 Sep 2001 | ||
| UP 5647 | SP 8038 | Sep 1987 | 45547 | 27 Sep 1999 | UP 1838 | 28 Jan 2004 | ||
| UP 5648 | SP 8039 | Sep 1987 | 45548 | 14 Jun 1999 | UP 1839 | 13 Feb 2004 |
General Notes:
- Total of 40 SP units went to UP at merger, numbered SP 8000-8039.
- Built as B39-8; model designation changed by UP from B39-8 to B40-8 on 29 January 1999; the differences between the B39-8s and B40-8s was in the control software; having two model designations became unnecessary when all 39 B39-8s and all 51 B40-8s were upgraded to the same software.
- All but two units were renumbered to UP 5609-5648 in June 1997 through March 2000 (UP 5634, ex SP 8025, was the first, completed on 2 June 1997; UP 5611, ex SP 8002, was the last, completed on 7 March 2000).
- Assigned UP 5609-5648 in September 1997, 46 units renumbered; assigned UP 1800-1839 in December 1999.
Notes:
- SP 8004 (assigned UP 5613) was wrecked on 25 October 1997 at West Junction (Houston), Texas, scrapped at wreck site.
- SP 8010 (assigned UP 5619) was renumbered direct to UP 1815 on 11 February 2000.
- SP 8013 (assigned UP 5622) was renumbered direct to UP 1814 on 4 September 2003.
- SP 8029 (assigned UP 5638) was renumbered direct to UP 1829 on 17 January 2000.
GE B40-8 -- 51 units
4000 horsepower; B-B trucks; 288,000 pounds operating weight
| Road Number |
Previous Number |
Builder Date |
Builder Number |
Date To 5649 Series |
1840 Series Number |
Date To 1849 Series |
Notes |
| UP 5649 | SSW 8040 | Jul 1988 | 45688 | 26 May 1999 | UP 1840 | 24 Jul 2004 | |
| UP 5650 | SSW 8041 | Jul 1988 | 45689 | 16 Sep 1999 | UP 1841 | 11 Feb 2004 | |
| UP 5651 | SSW 8042 | Jul 1988 | 45690 | 26 Mar 1999 | UP 1842 | 19 Mar 2004 | |
| UP 5652 | SSW 8043 | Jul 1988 | 45691 | 23 Apr 1999 | UP 1843 | 17 Dec 2004 | |
| UP 5653 | SSW 8044 | Aug 1988 | 45692 | 21 Dec 1999 | UP 1844 | 17 Feb 2004 | |
| UP 5654 | SSW 8045 | Aug 1988 | 45693 | 9 Jun 1999 | UP 1845 | 9 Jan 2004 | |
| UP 5655 | SSW 8046 | Aug 1988 | 45694 | 17 Apr 1999 | UP 1846 | 24 Feb 2004 | |
| (UP 5656) | SSW 8047 | Aug 1988 | 45695 | UP 1847 | 22 Feb 2000 | 1 | |
| UP 5657 | SSW 8049 | Aug 1988 | 45697 | 29 Mar 1999 | UP 1848 | 29 Aug 2002 | |
| UP 5658 | SSW 8050 | Aug 1988 | 45698 | 3 Mar 1999 | UP 1849 | 1 Apr 2004 | |
| UP 5659 | SSW 8051 | Aug 1988 | 45699 | 25 Feb 1999 | UP 1850 | 25 Sep 2002 | |
| UP 5660 | SSW 8052 | Aug 1988 | 45700 | 1 Feb 1999 | UP 1851 | 18 Dec 2003 | |
| UP 5661 | SSW 8053 | Aug 1988 | 45701 | 10 Aug 1999 | UP 1852 | 19 Oct 2002 | |
| UP 5662 | SSW 8054 | Sep 1988 | 45703 | 7 May 1999 | UP 1853 | 10 Nov 2001 | |
| UP 5663 | SSW 8056 | Sep 1988 | 45704 | 16 Jul 1999 | UP 1854 | 1 Aug 2001 | |
| UP 5664 | SSW 8057 | Sep 1988 | 45705 | 29 Nov 1999 | UP 1855 | 19 Dec 2003 | |
| UP 5665 | SSW 8058 | Sep 1988 | 45706 | 27 Jul 1999 | UP 1856 | 5 Feb 2004 | |
| (UP 5666) | SSW 8059 | Sep 1988 | 45707 | UP 1857 | 18 Jan 2000 | 2 | |
| UP 5667 | SSW 8060 | Oct 1988 | 45708 | 20 Nov 1999 | UP 1858 | 3 Dec 2002 | |
| UP 5668 | SSW 8061 | Oct 1988 | 45709 | 4 Nov 1999 | UP 1859 | 16 Sep 2003 | |
| UP 5669 | SSW 8062 | Oct 1988 | 45710 | 28 Jul 1999 | UP 1860 | 30 Jan 2004 | |
| UP 5670 | SSW 8063 | Oct 1988 | 45711 | 1 Nov 1999 | UP 1861 | 13 Nov 2003 | |
| UP 5671 | SSW 8064 | Oct 1988 | 45712 | 17 Feb 1999 | UP 1862 | 18 Jan 2004 | |
| UP 5672 | SSW 8065 | Oct 1988 | 45713 | 14 May 1999 | UP 1863 | 11 May 2001 | |
| UP 5673 | SSW 8066 | Oct 1988 | 45714 | 18 Jun 1999 | UP 1864 | 2 Jan 2004 | |
| UP 5674 | SSW 8067 | Oct 1988 | 45715 | 25 Aug 1999 | UP 1866 | 1 Jul 2003 | |
| (UP 5675) | SSW 8068 | Oct 1988 | 45716 | UP 1865 | 2 Mar 2000 | 3 | |
| UP 5676 | SSW 8069 | Oct 1988 | 45717 | 24 Feb 1999 | UP 1867 | 14 Sep 2001 | |
| UP 5677 | SSW 8070 | Oct 1988 | 45718 | 19 Aug 1999 | UP 1868 | 9 Mar 2002 | |
| UP 5678 | SSW 8071 | Oct 1988 | 45719 | 23 Apr 1999 | UP 1869 | 31 Jul 2002 | |
| UP 5679 | SSW 8072 | Nov 1988 | 45720 | 8 Apr 1999 | UP 1870 | 22 Apr 2001 | |
| UP 5680 | SSW 8073 | Nov 1988 | 45721 | 22 Mar 1999 | UP 1871 | 14 Apr 2004 | |
| UP 5681 | SSW 8074 | Nov 1988 | 45722 | 14 Oct 1999 | UP 1872 | 3 Jul 2001 | |
| UP 5682 | SSW 8075 | May 1989 | 45971 | 25 Jun 1999 | UP 1873 | 21 Nov 2003 | |
| UP 5683 | SSW 8076 | May 1989 | 45972 | 1 Mar 1999 | UP 1874 | 24 Apr 2001 | |
| UP 5684 | SSW 8077 | May 1989 | 45973 | 15 Nov 1999 | UP 1875 | 13 Jan 2004 | |
| (UP 5685) | SSW 8078 | May 1989 | 45974 | UP 1876 | 13 Jan 2000 | 4 | |
| UP 5686 | SSW 8079 | May 1989 | 45975 | 9 Nov 1999 | UP 1877 | 19 Nov 2002 | |
| UP 5687 | SSW 8080 | May 1989 | 45976 | 20 May 1999 | UP 1878 | 12 Jan 2004 | |
| UP 5688 | SSW 8081 | May 1989 | 45977 | 13 May 1999 | UP 1879 | 31 Jul 2002 | |
| UP 5689 | SSW 8083 | May 1989 | 45979 | 22 Jun 1999 | UP 1880 | 27 Feb 2004 | |
| UP 5690 | SSW 8084 | May 1989 | 45980 | 6 Jul 1999 | UP 1881 | 10 Jan 2004 | |
| UP 5691 | SSW 8085 | May 1989 | 45981 | 26 May 1999 | UP 1882 | 22 Dec 2003 | |
| UP 5692 | SSW 8086 | May 1989 | 45982 | 10 Jun 1999 | UP 1883 | 15 Aug 2001 | |
| UP 5693 | SSW 8087 | May 1989 | 45983 | 30 Aug 1999 | UP 1884 | 31 Dec 2003 | |
| UP 5694 | SSW 8088 | May 1989 | 45984 | 5 Oct 1999 | UP 1885 | 4 Oct 2001 | |
| UP 5695 | SSW 8089 | May 1989 | 45985 | 24 Mar 1999 | UP 1886 | 6 Nov 2001 | |
| (UP 5696) | SSW 8090 | May 1989 | 45986 | UP 1887 | 12 Jan 2000 | 5 | |
| UP 5697 | SSW 8091 | May 1989 | 45987 | 16 Apr 1999 | UP 1888 | 27 Mar 2003 | |
| UP 5698 | SSW 8092 | May 1989 | 45988 | 5 Mar 1999 | UP 1889 | 28 Dec 2001 | |
| UP 5699 | SSW 8093 | May 1989 | 45989 | 31 Mar 1999 | UP 1890 | 20 Apr 2001 |
General Notes:
- Original total of 55 SSW units, numbered SSW 8040-8094; 51 units went to UP at merger; SP retired four units (SSW 8048, 8055, 8082, and 8094) prior to the merger.
- All but five units renumbered to UP 5649-5699 in February through December 1999 (UP 5660, ex SSW 8052, was the first, completed on 1 February 1999; UP 5653, ex SSW 8044, was the last, completed on 21 December 1999).
- Assigned UP 5649-5699 in September 1997, 46 units renumbered; assigned UP 1840-1899 in December 1999.
Notes:
- SSW 8047 (assigned UP 5656) was renumbered direct to UP 1847 on 22 February 2000.
- SSW 8059 (assigned UP 5666) was renumbered direct to UP 1857 on 18 January 2000.
- SSW 8068 (assigned UP 5675) was renumbered direct to UP 1865 on 2 March 2000.
- SSW 8078 (assigned UP 5685) was renumbered direct to UP 1876 on 13 January 2000.
- SSW 8090 (assigned UP 5696) was renumbered direct to UP 1887 on 12 January 2000.
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