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The SD45 is a six-axle diesel-electric locomotive built by General Motors Electro-Motive Division between 1965–1971. It has an EMD 645E3 twenty-cylinder engine generating 3,600 hp (2,680 kW) on the same frame as the SD38, SD39, SD40, and SDP40. As of 2021, most SD45s have been retired, scrapped or rebuilt to SD40-2 standards.T

Horsepower Wheel Arrangement Gearing Weight Tractive Effort DRGW Class Builder
3600 C-C 62:15 389380 (5315-24)
389294 (5325-40)
92890
92909
DE C-C 93 EMD
Road # EMD Builder # Purchased Retired Notes
5315 32689 1/1967 . Received large Rio Grande lettering as part of 10/1974 repaint [LIST]
To OmniTRAX, Loveland, CO, 7/15/1994 [167]
Leased to Nebraska Central #5315, 5/1997 [167]
5316 32690 1/1967 12/1993 To Morrison-Knudsen, 2/1994 [167]
Rebuilt as SD40M-2 for CP Rail #5494, 3/31/1995 [167]
5317 32691 1/1967 . To Progress Rail. To National Rail Equipment Corporation (NREX), 10/1995 [167]
To Transglobal Rail Service #5317 [167]
5318 32692 1/1967 12/1993 To Morrison-Knudsen, 2/1994 [167]
Rebuilt as SD40M-2 for CP Rail #5495, 4/13/1995 [167]
5319 32693 1/1967 12/1993 To Morrison-Knudsen, 2/1994 [167]
Rebuilt as SD40-2 for SP #8678, 11/18/1994 [167]
5320 32694 1/1967 9/10/1996 To Helm Financial Corporation (HLCX) #6525, 3/26/1997
Rebuilt at VMV, Paducah, KY, 9/1997
5321 32695 1/1967 11/1994 To Progress Rail to VMV, 5/1995 [167]
Rebuilt as SD40-2 by Metro East Industries as KCS #634 [167]
5322 32696 1/1967 . Received large Rio Grande lettering [LIST]
5323 32697 1/1967 . National Rail Equipment Corporation 4/28/1997 [167]
NRE, Mt. Vernon, IL, 11/1997 [167]
5324 32698 2/1967 . .
5325 33757 3/1968 6/14/1996 To National Rail Equipment Corporation, 3/26/1997 [167]
NRE, Mt. Vernon, IL, 11/1997 [167]
5326 33758 3/1968 7/16/1997 Received large Rio Grande lettering 2/1969 [LIST]
5327 33759 3/1968 12/1993 Received large Rio Grande lettering [LIST]
To Morrison-Knudsen, 2/1994
Rebuilt as SD40-2, SP #8680, 11/28/1994
5328 33760 3/1968 . Received large Rio Grande lettering 2/1969 [LIST]
To National Rail Equipment Corporation, 4/28/1997 [167]
To NRE, Mt. Vernon, IL, 11/1997
5329 33761 4/1968 . Wrecked at Crater, CO, 12/25/1968, rebuilt by EMD
Received large Rio Grande lettering 9.1969 [LIST]
Damaged by fire, South Fontana, CA, 1/15/1995 [167]
To Progress Rail, 5/1995 [167]
To Metro East Industries, East St. Louis, IL [167]
5330 33762 4/1968 12/1993 To Morrison-Knudsen, 2/1994 [167]
Rebuilt as SD40M-2, CP Rail #5496, 4/13/1995 [167]
5331 33763 4/1968 5/7/1996 Received large Rio Grande lettering 2/1969 [LIST]
National Rail Equipment Corporation (NREX), 3/26/1997 [167]
IMRL, 11/1997 [167]
5332 33764 4/1968 . To OmniTRAX, 7/15/1994 [167]
Leased to Nebraska Central #5332, 3/1997 [167]
5333 33765 5/1968 12/1993 Wrecked at Crater, CO, 12/25/1968, rebuilt by EMD
Received large Rio Grande lettering 9/1969 [LIST]
To Morrison-Knudsen, 2/1994 [167]
Rebuilt as CP Rail SD40M-2 #5493, 3/31/1995 [167]
5334 33766 4/1968 9/10/1996 Received large Rio Grande lettering [LIST]
To Helm Financial Corporation, HLCX #6522, 3/26/1997 [167]
Rebuilt by Boise Locomotive Company, 11/15/1997 [167]
5335 33767 5/1968 11/1992 To OmniTRAX, Loveland, CO, 1995 [167]
Empty shell may have been sold for preservation in vicinity of Denver, CO [167]
5336 33768 4/1968 12/1993 With 5337, first units to receive large Rio Grande lettering, 8/1968 [LIST]
To Morrison-Knudsen, 2/1994 [167]
Rebuilt as CP Rail SD40M-2 #5497, 4/17/1995 [167]
5337 33931 3/1968 12/1993 With 5336, first units to receive large Rio Grande lettering, 8/1968 [LIST]
To Morrison-Knudsen, 2/1994 [167]
Rebuilt as SP SD40-2 #8682, 12/2/1994 [167]
5338 33932 3/1968 12/1993 Received large Rio Grande lettering 2/1969 [LIST]
To Morrison-Knudsen, 2/1994 [167]
Rebuilt as SP SD40-2 #8684, 12/9/1994 [167]
5339 33933 3/1968 9/10/1996 To National Rail Equipment Corporation NREX, 7/1997 [167]
5340 33934 3/1968 6/1/1996 Received large Rio Grande lettering [LIST]
To Helm Financial Corporation HLCX #6524, 3/26/1997
Rebuilt by Boise Locomotive Company, 11/5/1997 [167]

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