Editing EMD SD40-2 (section)

== Original owners ==
{| class="wikitable"
|-
! colspan="4"| American SD40-2 orders
|-
! Railroad
! Quantity
! Road numbers
! Notes
|-align="center"
|[[Atchison, Topeka and Santa Fe Railway]]
|187
|5020-5192, 5200-5213
|Almost all in service with [[BNSF Railway]], BNSF 6351 (formerly 5036) was wrecked and scrapped at Gunter, Texas in 2004.
|-align="center"
|[[Burlington Northern Railroad]]
|767
| 6325–6385, 6700–6799, 6824−6836, 6917–6928, 6950, 7000–7291, 7832–7940, 8000–8181
|Most now in service with BNSF Railway and leasing firms, BNSF 6789 and 7138 were retired after a serious accident near Gunter, Texas in 2004, 7167-7205, 7206-7235, & 8074-8089 were the only SD40-2s built by [[General Motors Diesel]] as exports to the United States, when EMD LaGrange IL plant was overloaded with orders. EMD sent the three orders to GMD London, Ontario. Burlington Northern 7149 and 7890 were LNG test units modified by energy conversions. Several units were wrecked, sold, retired, or scrapped before merger with Atchison, Topeka and Santa Fe Railway. 
|-align="center"
|[[Burlington Northern Railroad]] ([[Colorado and Southern Railway]])
|60
|900-925, 930−961, 980-996
|All units were later renumbered to 6348-6373 6850-6950, and later sold to [[Burlington Northern]]. Most now in service with [[BNSF Railway]].
|-align="center"
|[[Baltimore and Ohio Railroad]] ([[Chessie System]])
|20
|7600–7619
|Now in service with [[CSX Transportation]]
|-align="center"
|[[Chicago and North Western Transportation Company|Chicago and North Western Railway]]
|135
|6801–6935
|Most now in service with [[Union Pacific Railroad]], No. 6847 was donated and restored at the [[Illinois Railway Museum]].
|-align="center"
|[[Consolidated Rail Corporation|Conrail]]
|167
|6358–6524
|Equipped with flexicoil trucks. Now renumbered and in service with [[CSX]], [[Norfolk Southern]], or leasing firms
|-align="center"
|[[Clinchfield Railroad]]
|5
|8127–8129, 8131–8132
|Units were delivered in Family Lines Paint, to Seaboard System, now in service with [[CSX Transportation]]
|-align="center"
|[[Illinois Central Gulf Railroad]]
|4
|6030-6033
|6031 was converted into 6200, 6033 was destroyed in a collision in [[Flora, Mississippi]] on February 6, 1994
|-align="center"
|[[Kansas City Southern Railway]]
|46
|637–692
|637 was the very first SD40-2 constructed in January 1972; 677-690 were built with extended "snoot" noses. Many are now in service with [[Canadian Pacific Kansas City]].
|-align="center"
|[[Louisville and Nashville Railroad]]
|191
|1259–1278, 3554–3613, 8000–8039, 8067–8086, 8095–8126, 8133–8162
|8000s units delivered in Family Lines Paint; all to Seaboard System, now in service with [[CSX Transportation]].
|-align="center"
|[[Milwaukee Road]]
|90
|21–30, 171–209, 3000–3040
|Now in service among several various railroads.
|-align="center"
|[[Missouri–Kansas–Texas Railroad]]
|37
|600–636
|Most are now in service with Union Pacific Railroad. Order based on Burlington Northern specifications for Pooling Service.
|-align="center"
|[[Missouri Pacific Railroad]]
|306
|790–838, 3139–3321, 6020–6073
|Most are now in service with Union Pacific Railroad. 790–838 & 3139–3321 lack dynamic brakes. 6020–6073 were based on Burlington Northern specifications for Pooling Services. Considered the heaviest SD40-2s ever built.
|-align="center"
|[[Oneida and Western Railroad]]
|8
|9950–9957
|Not an actual railroad - Order based on Louisville & Nashville specifications. Later became [[BC Rail]] 743-750, 749 is now GECX 749.
|-align="center"
|[[Kennecott Utah Copper Corporation]]
|7
|101–107
|Delivered with shorter 2,600 gallon fuel tanks and an additional third air reservoir for heavy ore drag operations. Units were retired in 1984 and put under leasing firms. Later became [[BC Rail]] 736-742 in 1986. Six units were sold in 1996 and are now HLCX 6204-6210.
|-align="center"
|[[Chicago, Rock Island and Pacific Railroad]]
|10
|4790–4799
|Delivered without dynamic brakes. Later became Illinois Central Gulf 6040-6049. Rebuilt with dynamic brakes by EMD. Six are in service with the [[Wisconsin and Southern Railroad]].
|-align="center"
|[[Seaboard Coast Line Railroad]]
|64
|8040–8066, 8087–8094, 8133−8161
|Delivered in Family Lines Paint, to Seaboard System, now in service with [[CSX Transportation]].
|-align="center"
|[[St. Louis–San Francisco Railway]]
|8
|950–957
|Merged with Burlington Northern in 1980, renumbered BN 6840-6847 - same numbers in BNSF. Now in service with the [[BNSF Railway]].
|-align="center"
|[[Soo Line Railroad]]
|57
|757–789, 6600–6623
|Most are now in service with [[Canadian Pacific Kansas City]], 6623 is the last SD40-2 built in the United States.
|-align="center"
|[[Norfolk and Western Railway]]
|163
|1625–1652, 6073–6207
|1625-1635 were delivered with high short hoods; many are still in service with [[Norfolk Southern Railway|Norfolk Southern]]. 1637 was damaged beyond repair in a collision in [[Sandersville, Georgia]] in 2015 and was later scrapped. 1648 was wrecked and rebuilt to SD40-3 6446 after a sideswipe in 2024. 1633 was rebuilt into RPU6D 895 in 2017.
|-align="center"
|[[Southern Railway (U.S.)|Southern Railway]]
|128
|3201–3328
|All orders were high hoods. Some sold to [[Canadian Pacific Railway|Canadian Pacific]] and converted into B-units. Many are now in service with [[Norfolk Southern Railway|Norfolk Southern]]. Many have been rebuilt in 2012-2016 with low short hood 'Admiral' cabs. Unit 3259 sold to GECX and rebuilt to ET23DCM demo unit.
|-align="center"
|[[Union Pacific Railroad]]
|686
|3123–3239, 3243–3304, 3335–3399, 3410–3583, 3609–3808, 8000–8002, 8035–8099
|Several have been renumbered and others retired to leasers. 3200–3410 delivered with snoot noses. 3105 donated to RailGiants Train Museum along with a boxcar and a bay-window caboose and now sits on UP 4014's former spot. 
|-align="center"
|[[Southern Pacific Railroad]]
|229
|8230–8299, 8300–8329, 8327–8341, 8350–8371, 8377–8391, 8489–8573
|Model [[EMD SD40T-2]]. 8300 series featured extended "snoot" noses for radio control equipment. 8278 was damaged beyond repair in the 1989 Cajon Pass runaway and sold for parts, then scrapped.
|-align="center"
|[[Denver and Rio Grande Western Railroad]]
|73
|5341–5413
|Model EMD SD40T-2. All with 81 in. or 88 in. short noses; No. 5371 was donated and restored at the Utah State Railway Museum at Ogden Utah. No. 5401 is preserved at the Colorado Railroad museum.
|-align="center"
|[[St. Louis Southwestern Railway]]
|10
|8322–8326, 8372–8376
|Model EMD SD40T-2. All built with extended noses for radio control equipment.
|-align="center"
! colspan="4"| Canadian SD40-2 orders
|-
! Railroad
! Quantity
! Road numbers
! Notes
|-align="center"
|[[Algoma Central Railway]]
|6
|183–188
|Remaining units became WC 6002-6006 after the Wisconsin Central took over the Algoma Central. Later in service with [[Canadian National Railway]]. All retired.
|-align="center"
|[[British Columbia Railway]]
|17
|751–767
|Purchased after complications arose from safety concerns on a recent order of MLW M630Ws. 767 is the last SD40-2 built in Canada in July 1985.
|-align="center"
|[[Canadian Pacific Railway]]
|489
| 5565-5879, 5900-6069, 9000-9024, 5560(:2), 5583(:2), 5584(:2), 5693(:2) 
|Units 9000-9024 are GMD SD40-2F. Four additional new units were built to replace wrecked units. Some units were retired or sold to leasing firms. Now in service with [[Canadian Pacific Kansas City]].
|-align="center"
| [[Canadian National Railway]]
|123
|5241–5363
|Model SD40-2W. Several were delivered without dynamic brakes. These units have the Canadian Safety Cab with 4 windows.
|-align="center"
|[[Ontario Northland Railway]]
|8
|1730–1737
|These are the only SD40-2s built by GMD London without dynamic brakes.
|-align="center"
|[[Quebec, North Shore and Labrador Railway]]
|44
|221–264
|Four engines now serve the short-line [[Wellsboro & Corning Railroad]] in northern Pennsylvania, hauling sand cars to support Marcellus shale hydraulic fracturing in the region.
|-
! colspan="6" | Export SD40-2 orders
|-
! Railroad
! Quantity
! Road numbers
! Notes
|-align="center"
|[[Chemin de Fer Boké]] (Guinea)
|3
|107–109
|[[Metre gauge|Meter gauge]] {{track gauge|1000mm}}
|-align="center"
|[[Estrada de Ferro Carajás]] (Brazil)
|29
|401–429
|Constructed by [[Equipamentos Villares S.A.]] (EVSA) and built to [[Irish Gauge]] ({{track gauge|1600mm}}) specifications. 429 is the very last SD40-2 constructed in October 1989.
|-align="center"
|[[Ferrocarriles Unidos del Sureste]] (Mexico)
|4
|601–604
|The only SD40-2s in México without dynamic brakes.
|-align="center"
|[[Ferrocarriles Nacionales de México]] (Mexico)
|103
|8700–8798, 13001–13004
|13004 is the last SD40-2 built for México in February 1986.
|-align="center"
|[[Rede Ferroviária Federal Sociedade Anônima|RFFSA]] (Brazil)
|36
|3711–3747
|The only SD40-2s constructed in Europe for a Brazilian customer in Irish Gauge ({{track gauge|1600mm}}) by Material y Construcciones S.A. ([[MACOSA]]).
|-align="center"
|[[Mauritania Railway]]
|21
|CC101–CC121
|[[EMD SDL40-2|SDL40-2]] variant for operating in high temperatures.
|}