EMD Class 66/4

Built by EMD

Top speed

120 km/h

75 mph

Power output

2,200 kW

2,950 hp

Weight

127 t

279,987 lb

Track gauge

1,435 mm

Standard gauge

Axle arrangement

Co'Co'

Overview of the EMD Class 66/4

Discover the robust Class 66/4 locomotive, a powerful diesel engine designed for heavy-duty operations in the United Kingdom.

This versatile locomotive, built by EMD, boasts a top speed of 120 km/h and a substantial weight of 127 tonnes, making it ideal for freight services.

Featuring a Co'Co' axle configuration and a powerful EMD 12N-710G3B-T2 prime mover producing 2200 kW, the Class 66/4 offers impressive tractive effort of 260 kN.

It has served various prominent operators including Direct Rail Services, Jarvis Fastline, Freightliner Ltd., and GB Railfreight, showcasing its widespread adoption in the UK rail network.

With a standard gauge of 1435 mm and dimensions of 2.64 m width and 3.9 m height, this locomotive is a reliable workhorse for modern rail transport needs.

EMD Class 66/4 technical specifications

	Value	Imperial / US
Series	Class 66
Built by	EMD
Top speed	120 km/h75 mph	75 mph
Power output	2,200 kW2,950 hp	2,950 hp
Tractive effort	260 kN58,450 lbf	58,450 lbf
Prime mover	EMD 12N-710G3B-T2
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	Co'Co'
Width	2.64 m8 ft 8 in	8 ft 8 in
Height	3.9 m12 ft 10 in	12 ft 10 in
Weight	127 t279,987 lb	279,987 lb

Source of the data: en.wikipedia.orgView this model on trainspo.com Spotted an error? Let us know

Operators of the EMD Class 66/4

Railway companies that have operated the Class 66/4, with the class designation used by each of them.

Operator	Class	Country
Direct Rail Services	DRS 66/4	United Kingdom
Freightliner Ltd.	FL 66/4	United Kingdom
GB Railfreight	GBRf 66/4	United Kingdom
Jarvis Fastline	Fastline 66/4	United Kingdom