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General Electric Dash 8-40C, 8-40CW and 8-40CM

Union Pacific Dash 8-40C No. 9214 at the head of a freight train in May 1991 at Cajon Pass, California

The Dash 8-40C, or C40-8, was introduced in 1988 after the Dash 8-39C. As its designation suggests, it has an output of 4,000 hp and two three-axle trucks. Together with its four-axle sister, it was the first GE locom...

General

Property General Electric Dash 8-40C, 8-40CW and 8-40CM
8-41C
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Built 1987-1994
Manufacturers General Electric
Wheel arrangement C-C
Gauge 1,435 mm (Standard gauge); 1,600 mm (Irish broad gauge)

Dimensions and weights

Property General Electric Dash 8-40C, 8-40CW and 8-40CM
8-41C
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Length 21.54 m
Wheelbase 17.45 m
Rigid wheelbase 4.19 m
Service weight 181.9 t
Adhesive weight 181.9 t
Axle load 30.3 t
Fuel capacity 18,927 l (Diesel)

Power plant

Property General Electric Dash 8-40C, 8-40CW and 8-40CM
8-41C
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Engine GE 7FDL-16
Engine type V16 diesel

Power

Property General Electric Dash 8-40C, 8-40CW and 8-40CM
8-41C
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Power source diesel-electric
Indicated power 3,083 kW (4,192 PS)
Top speed 113 km/h
Starting effort 483.1 kN

Calculated values

Property General Electric Dash 8-40C, 8-40CW and 8-40CM
8-41C
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Factor of adhesion 1 : 3.69
Power-to-weight ratio 16.9 kW/t
Adhesive weight/Total 1 : 1.00
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