The EMD GP40-2 is a 4-axle
diesel locomotive built by
General Motors Electro-Motive Division
Progress Rail Locomotives, doing business as Electro-Motive Diesel (EMD), is an American manufacturer of diesel-electric locomotives, locomotive products and diesel engines for the rail industry. The company is owned by Caterpillar through its su ...
as part of its
Dash 2 line between April 1972 and December 1986. The locomotive's power is provided by an
EMD 645E3
The EMD 645 is a family of diesel engines that was designed and manufactured by the Electro-Motive Division of General Motors. While the 645 series was intended primarily for locomotive, marine and stationary engine use, one 16-cylinder ve ...
16-
cylinder
A cylinder (from ) has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. In elementary geometry, it is considered a prism with a circle as its base.
A cylinder may also be defined as an infin ...
engine which generates .
Production
Standard GP40-2 production totaled 861 units, with 817 built for U.S. railroads, and 44 for Mexican railroads. In addition, three GP40P-2s, passenger versions of the GP40-2, were built in 1974 and 279 were built by
General Motors Diesel
General Motors Diesel was a railway diesel locomotive manufacturer located in London, Ontario, Canada. It was established in 1949 as the Canadian subsidiary of the Electro-Motive Diesel division of General Motors (EMD). In 1969 it was re-organiz ...
(GMD) between 1974 and 1976. Total production of the GP40-2 and its variations totaled 1,143 units.
Performance
With the 62:15 gearing (65-70 mph maximum) EMD rated the GP40-2 at 55,400 lb continuous tractive effort. Some had PF21 module that reduced the output below 23 mph, lowering continuous speed down to 11 mph.
Original buyers
;GP40-2LW
;GP40P-2
Preservation
Sonora Baja California 2107 is now preserved in a Museum in Mexicali, MX
See also
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List of GM-EMD locomotives
The following is a list of locomotives produced by the Electro-Motive Corporation (EMC), and its successors General Motors Electro-Motive Division (GM-EMD) and Electro-Motive Diesel (EMD).
Streamlined power cars and early experimental locomotive ...
*
List of GMD Locomotives
The following is a list of locomotives produced by General Motors Diesel (GMD), and its corporate successor Electro-Motive Canada (EMC).
The NF-110 and NF-210 locomotive models were narrow gauge locomotives for use on Canadian National Railway's ...
References
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External links
* Sarberenyi, Robert.
EMD GP40-2, GP40-2W, and GP40-2LW, GP40P-2 Original Owners'
CN GP40 Family
{{EMD GPs
Diesel-electric locomotives of the United States
Diesel-electric locomotives of Canada
GP40-2
GP40-2
B-B locomotives
Railway locomotives introduced in 1972
Standard gauge locomotives of the United States
Standard gauge locomotives of Mexico
Standard gauge locomotives of Canada
Diesel-electric locomotives of Mexico