© trainspo.comGMD F9A
Built by EMD, GMD
Overview of the GMD F9A
Discover the powerful EMD F9A locomotive, a versatile diesel engine known for its robust performance and iconic design.
This locomotive, built by EMD and GMD between 1949 and 1953, boasts a formidable 1300 kW power output and a top speed of 105 km/h.
With its 1435 mm gauge and Bo'Bo' axle configuration, the F9A has served a variety of prestigious railways, including Burlington Northern, Denver & Rio Grande Western, and Norfolk Southern.
Measuring 15.6 meters in length, this American-built workhorse is a significant piece of railway history, often featured in stunning photographs showcasing its operational prowess.
Explore the legacy of the F9A, a reliable and enduring symbol of American railroading.
GMD F9A technical specifications
| Value | Imperial / US | |
|---|---|---|
| Series | EMD F9 | |
| Built by | EMD, GMD · 198399 units | |
| Top speed | 105 km/h65 mph | |
| Power output | 1,300 kW1,743 hp | |
| Prime mover | EMD 16-567C | |
| Track gauge | 1,435 mmStandard gauge4 ft 8½ in | |
| UIC axle arrangement | Bo'Bo' | |
| Length | 15.6 m51 ft 2 in | |
| Width | 3.25 m10 ft 8 in | |
| Height | 4.57 m15 ft 0 in |
Operators of the GMD F9A
Railway companies that have operated the F9A, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Burlington Northern | BN F9A | United States |
| Denver & Rio Grande Western Railroad | DRGW F9A | United States |
| LTEX Rail | LTEX F9A | United States |
| Maryland Area Rail Commuter | MARC F9A | United States |
| Norfolk Southern Railway | NS F9A | United States |
| Northern Pacific | NP F9A | United States |
| Reading Blue Mountain and Northern Railroad | RBMN F9A | United States |
GMD F9A photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.
More diesel locomotives from GMD

GMD
RP20SD
Diesel locomotive
110 km/h

GMD
Via F40PH-2D
Diesel locomotive
1986–1989

GMD
G16
Diesel locomotive
124 km/h

GMD
GP40-2LW
Diesel locomotive
1974–1976 · 105 km/h

GMD
MP15AC
Diesel locomotive
1975–1984 · 1,120 kW

GMD
SD40-2F
Diesel locomotive
1988–1989 · 110 km/h

GMD
SD40M-2
Diesel locomotive
110 km/h · 2,240 kW

GMD
SD40-2W
Diesel locomotive
1975–1980 · 110 km/h
Similar diesel locomotives from other manufacturers

ALCo
FPA-4
Diesel locomotive
105 km/h · 1,300 kW

DM&IR
SDM
Diesel locomotive
104 km/h · 1,300 kW

Derby Works
BR 44
Diesel locomotive
1,342 kW

Electroputere
ND3
Diesel locomotive
1984–1990 · 100 km/h

EMD
GP10
Diesel locomotive
1,380 kW

Alstom
Br 214/262
Diesel locomotive
100 km/h

Clyde Engineering
JT26C-2SS
Diesel locomotive
1984–1990

CRRC Chengdu
DF
Diesel locomotive
100 km/h