The EMD SD40 is an American 6-axle diesel-electric locomotive built by General Motors Electro-Motive Division between January 1966 and August 1972. 1,268 locomotives were built between 1966 and 1972. In 1972, an improved version with new electronics was developed and marketed as a new locomotive, the SD40-2.

Canadian Pacific Railway SD40 5500 at Bensenville, Illinois on October 21, 1986, Kodachrome by Chuck Zeiler. A northbound CP train rolls past Afton away from the sun. No photographer or locaiton was listed although the location appears to be SK Yard in Buffalo, NY. A rare bird, this CP SD40-2 sits silent in the yard in revelstoke.

配属于加拿大太平洋的sd40型5500号车保存在加拿大不列颠哥伦比亚省的雷沃斯托克铁路博物馆。 这台车是加拿大太平洋配属的第一台SD40，该车是1966年在易安迪公司下属的伦敦工厂制造，到2001年退役，服役35年，2007年捐赠给博物馆。

CP 5500 at Revelstoke, B.C., painted in the CP Rail no-Multimark paint scheme. Photo by Bob Eley, 2007. Notes : Upgraded to SD40-2 electrical specifications. Retired (2001). Donated to the Revelstoke Railway Museum, Revelstoke, B.C. (5/2007).

2016年9月10日 · For a long time, the SD40 and the SD40-2 was the mainstay of the CPR (later CP Rail) locomotive fleet (from the 1960s to 1990s). The units were found across the country, but were especially useful in the mountains—which is why 5500 has found a home at Revelstoke.

SD40 units #5500-5531 (DRF-30a) were delivered between July and December 1966. All were painted in the Maroon & Grey "Script" paint scheme.

5500 was the first of 64 SD40's delivered to CP in 1966-67 from GMD in London ON. Although the SD40's had some problems which caused CP to switch briefly to MLW for new power in the late 1960's, the later SD40-2's proved very reliable and were ordered in their hundreds by CP.

SD40 and SD40-2 . SD40 5500-5564 . 5522 GMD A2155 11/1966 Subsequent owners: HLCX 6315, NBSR 6315. 5524 GMD A2157 12/1966 St.Luc 10/07/1985 Scrapped 12/2004. ... Note: A number of SD40's were operated like this as a way to reduce maintenance costs. The practice was later ended.

Canadian Pacific Railway 5500-5565 were GMD SD40 locomotives built in 1966-67. They were classed by CP as DRF-30a (5500-5531) and DRF-30b (5532-5564).

First CP SD40 5500 sits on track at the Revelstoke Train Museum. Title: CP 5500 Rear Description: Rear shot of the first SD40 CP bought.