Union Pacific Diesel Locomotives
The Streamliners -- 1934 to 1953
This page was last updated on July 1, 2020.
(Return to Union Pacific Diesel Index Page)
The locomotives shown here were in service between 1934 and 1953.
Locomotives delivered in 1946 and later (E7s, E8s, and E9s) are shown in the More Information section, below.
|5-M-1A||LA-5||E3A||1||1941-1946||Renumbered from LA-5 in 1941; renumbered to 951A in 1946|
|5-M-1B||LA-6||E3B||1||1941-1946||Renumbered from LA-6 in 1941; renumbered to 952B in 1946|
|7-M-1A, 7-M-2A||E6A||2||1940-1946||Renumbered to 953A, 954A in 1946|
|(7-M-3B)||E7B||(Delivered in 1946 as UP 961B)|
|8-M-1A, 8-M-2A||E6A||2||1940-1946||Renumbered to 955A, 956A in 1946|
|(8-M-3B)||E7B||(Delivered in 1946 as UP 962B)|
|9-M-1A, 9-M-2A||E6A||2||1940-1946||Renumbered to 957A, 958A in 1946|
|(9-M-3B)||E7B||(Delivered in 1946 as UP 963B)|
|(10-M-1A, 10-M-2A)||E7A||2||(Delivered in 1946 as UP 959A and 960A)|
|50-M-1A, 50-M-2A||Erie A||2||1945-1946||Renumbered to 981A, 982A in 1946|
|50-M-3B||Erie B||1||1945-1946||Renumbered to 983B in 1946|
|CD-05-A, CD-05-B||M-10005||Streamliner||1||1939-1953||Renumbered from M-10005 in 1937.|
|CD-05-C||LA-4 (B-unit)||Streamliner||1||1939-1953||Renumbered from LA-4 booster unit|
|CD-06-A, CD-06-B||M-10006||Streamliner||1||1939-1953||Renumbered from M-10006 in 1937.|
|CD-06-C||Streamliner||1||1939-1953||Booster unit, rebuilt from LA-4 cab unit|
|CD-07-A, CD-07-B||M-10003||Streamliner||1||1939-1953||Renumbered from M-10003 in 1937.|
|CD-07-C||Streamliner||1||1939-1953||Built using components from M-10001|
|(CP-1)||E7A||1||(Delivered in 1946 as UP 930A)|
|(CP-2)||E7B||1||(Delivered in 1946 as UP 931B)|
|LA-1||E2A||1||1937-1946||Renumbered to 921A in 1946|
|LA-2, LA-3||E2B||2||1937-1946||Renumbered to 922B, 923B in 1946|
|LA-4||M-10004||Streamliner||1||1938-1939||Renumbered from M-10004 in 1939; used to construct CD booster units in 1939|
|LA-5||E3A||1||1939-1941||Renumbered to 5-M-1A in 1941|
|LA-6||E3B||1||1939-1941||Renumbered to 5-M-1B in 1941|
|LA-4||E6A||1||1941-1946||Renumbered to 924A in 1946|
|LA-5, LA-6||E6B||2||1941-1946||Renumbered to 925B, 926B in 1946|
|(LA-7)||E7A||1||(Delivered in 1946 as UP 927A)|
|(LA-8, LA-9)||E7B||2||(Delivered in 1946 as UP 928B, 929B)|
|M-10003||Streamliner||1||1936-1939||Renumbered to CD-07 in 1939|
|M-10004||Streamliner||1||1936-1939||Renumbered to LA-4 in 1938|
|M-10005||Streamliner||1||1936-1939||Renumbered to CD-05 in 1939|
|M-10006||Streamliner||1||1936-1939||Renumbered to CD-06 in 1939|
|SF-1||E2A||1||1937-1946||Renumbered to 901A in 1946|
|SF-2, SF-3||E2B||2||1937-1946||Renumbered to 902B, 903B in 1946|
|SF-4||E6A||1||1941-1946||Renumbered to 904A in 1946|
|SF-5, SF-6||E6B||2||1941-1946||Renumbered to 905B, 906B in 1946|
|(SF-7)||E7A||1||(Delivered in 1946 as UP 907A)|
|(SF-8, SF-9)||E7B||2||(Delivered in 1946 as UP 908B, 909B)|
UP's E7s -- Information about UP's E7 cab units and E7 cabless booster units.
UP's E7s -- Roster listings for UP's seven E7 cab units and seven E7 cabless booster units.
UP's E8s and E9s -- Information about UP's 46 E8s (18 cab units and 28 cabless booster units) and 69 E9s (35 cab units and 34 cabless booster units).