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Locomotive-Specs
GMD SD50 – photo 1© trainspo.com
Diesel locomotive

GMD SD50

Built by EMD, GMD

Power output
2,610 kW
3,500 hp
Length
21.69 m
71 ft 2 in
Track gauge
1,435 mm
Standard gauge
Years built
1980–1987
427 units
Axle arrangement
Co'Co'

Overview of the GMD SD50

Explore the EMD SD50, a powerful and versatile diesel locomotive that left its mark on American railway history. Engineered for the most demanding tasks, this robust machine symbolizes strength and reliability on the tracks.

Produced by EMD and GMD between 1980 and 1987, the SD50 series stands out with its Co'Co' axle configuration and an impressive 2610 kW power output. Its EMD 16-645F3B engine ensures optimal performance for freight transport.

Over the years, the SD50 has served numerous renowned railway companies in the United States and Canada, including the Chesapeake and Ohio Railway, Conrail, CSX Transportation, and Union Pacific. Its adaptability and sturdiness made it a preferred choice for carrying goods.

Measuring 21.69 meters long with a 1435 mm track gauge, the SD50 is an imposing locomotive, ready to tackle any challenge. Its iconic design and undeniable power make it a classic of the railway, appreciated by enthusiasts and professionals alike.

GMD SD50 technical specifications

Value
SeriesSD50
Built byEMD, GMD · 1980–1987427 units
Power output2,610 kW3,500 hp
Prime moverEMD 16-645F3B
Track gauge1,435 mmStandard gauge4 ft 8½ in
UIC axle arrangementCo'Co'
Length21.69 m71 ft 2 in

Operators of the GMD SD50

Railway companies that have operated the SD50, with the class designation used by each of them.

OperatorClassCountry
Hudson Bay RailwayHBRY SD50Canada
Chesapeake and Ohio RailwayC&O SD50United States
Chicago and North Western Transportation CompanyCNW SD50United States
Conrail: Consolidated Rail CorporationCR SD50United States
CSX TransportationCSXT SD50United States
Denver & Rio Grande Western RailroadDRGW SD50United States
Kansas City Southern RailwayKCS SD50United States
Kansas City Southern RailwayKCS SD50United States
Missouri PacificMP SD50United States
Norfolk Southern RailwayNS SD50United States
Reading Blue Mountain and Northern RailroadRBMN SD50United States
Seaboard System RailroadSBD SD50United States
Union Pacific RailroadUP SD50United States

GMD SD50 photos

Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.

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