GE Dash 8-40B

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GE Dash 8-40B
Union Pacific Dash 8-40B #1869
Type and origin Power type Diesel-electric Builder GE Transportation Model Dash 8-40B Build date 1988 – 1989 Total produced 151
Specifications Configuration: ​  • AAR B-B Gauge 4 ft 8+1⁄2 in (1,435 mm) standard gauge Prime mover GE 7FDL16
Performance figures Power output 4,000 hp (3,000 kW)
Career Operators Various, see list Class B40-8 Locale North America

The GE Dash 8-40B (or B40-8) is a 4-axle diesel-electric locomotive built by GE Transportation between 1988 and 1989. It is part of the GE Dash 8 Series of freight locomotives.

A total of 151 examples of this locomotive were built for North American railroads.

The GE Dash 8-40BW (B40-8W) is a variant fitted with a full-width cab. Another variant is the GE Dash 8-40BP, more commonly known as the Genesis series. The locomotives in the Genesis series are the P40DC, the P42DC, and the P32AC-DM.

In July 2014, Union Pacific #1848, formerly St. Louis Southwestern #8049, was donated by the Union Pacific Railroad to the Illinois Railway Museum.^[1]

• List of GE locomotives

• McDonnell, Greg (2008). Locomotives: The Modern Diesel and Electric Reference. Erin, Ontario: Boston Mills Press. ISBN 978-1550464931.
• Solomon, Brian (2003). GE Locomotives: 110 Years of General Electric Motive Power. St. Paul, MN, USA: MBI Publishing. ISBN 9780760313619.
• Solomon, Brian (2010). Modern Locomotives: High Horsepower Diesels 1966–2000. New York: Crestline. ISBN 978-0785826811.

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