Union Pacific Railroad

General Notes:

1. UP 4000-4074 (75 units), UP 4089-4118 (30 units), and 4275-4284 (10 units) were assembled and painted at GMLG in London, Ontario, Canada; some units were sent to VMV Enterprises, Paducah, Kentucky, and to Coast Engine & Equipment (CEECO), Tacoma, Washington, for final painting; units shipped to CEECO were in gray primer paint and were identified with GMDX 1000 series road numbers.
2. UP 4075-4088 (14 units) and 4165-4274 (110 units) were assembled and painted at Bombardier-Concarril, Sahagun, Mexico.
3. UP 4119-4164 (46 units) were assembled and painted at SuperSteel Schenectady, Inc. (SSSI), Glenville, N.Y.; however, due to the tight delivery schedule, many units were assembled by SuperSteel Schenectady, but were routed to Alstom at Hornell, New York, for final finishing, including final paint for some units.
4. UP 4000-4004 were completed during April 2000 and test run at the London factory on 27 April 2000; first operated by UP on 14 May 2000.

Notes:

1. UP 4141 was renumbered to UP 3778 on 15 October 2005 to clear the 4141 number for use by a new SD70ACE, painted in a white and blue scheme that commemorates President George H. W. Bush, the 41st president.

General Notes:

1. UP 4141 was renumbered from UP 8423 on 7 October 2005, painted in a white and blue scheme that commemorates President George H. W. Bush, the 41st president.
2. "Beginning on October 21, 2005, Union Pacific 4141 will be placed on display in College Station, Texas across from Kyle Field on the campus of Texas A&M University. Photography is encouraged. Lighting will be best in the afternoon from 3:00 p.m. to dark as the locomotive will be pointing to the southwest. The 4141 will remain parked and available for viewing until November 17th at which time it will be removed from the spur and prepared to haul the Bush Library excursion train from College Station to Dallas on 19-20 of November. After the excursion trip, UP 4141 will enter regular service between Ft. Worth and Houston with frequent trips through College Station. After several months, it will be released for service in Texas and then across the UP system." (from Bush Library web site)
3. First displayed in a ceremony held in a very large tent on the Texas A&M campus on 18 October 2005.
4. The following comes from The Mixed Train, Issue 2021-4, published by Camerail Club: "The Union Pacific 'George Bush' locomotive #4141 was delivered to the Bush Library at College Station TX on March 21st [2021]. The locomotive was then moved by crane/trucks to its display site in what will be an addition to the library building. The SD-70ace was built in 2005 as #8423, but was repainted in October 2005 in the 'Air Force One' paint scheme to honor President Bush on the occasion of a special event at the Presidential Library. The engine was rarely used in general service but for a couple of months when it powered UP inspection trains in 2006 and 2012. It was main use came as lead unit on the funeral train of President Bush from Houston to Collage Station in 2018; and then did a few week tour of the UP system. The rest of the time it sat stored at North Little Rock Locomotive Jenks Shops."

General Notes:

1. UP 4526-4528 (3 units) are painted with UP's "Building America" slogan and U.S. flag decal, in memory of 11 September 2001, entering service on 14 November 2001. The flag decal on these three units is slightly different than on later units, using a wooden pole instead of a metal pole, and a slightly different waving shape for the flag.
2. UP 4285-4522 (238 units) were assembled and painted at Bombardier-Concarril, Sahagun, Mexico.
3. UP 4523-4634 (112 units) were assembled and painted at GMLG in London, Ontario, Canada.

Notes:

1. UP 4479 was wrecked on 23 April 2009 at Oakwood, Texas; also wrecked and retired were UP 3833 and UP 9556.
2. UP 4545 was wrecked on 28 June 2004 at MacDona, Texas.