The EMD GP7 is a four-axle (B-B) diesel-electric locomotive built by General Motors Electro-Motive Division and General Motors Diesel between October 1949 and May 1954. [2] The GP7 was the first EMD road locomotive to use a hood unit design instead of a car-body design.

2023年4月28日 · Without seeing the underframe, one way of spotting the difference on the GP7 is in the striker, on the pilot above and behind the coupler: The M-380 version has a vertical rib up the middle from the end of the striker to the pilot face.

2025年2月20日 · The GP7 utilized EMD's standard prime mover at the time - also found in the popular F7 - the 16-cylinder, model 567B. Internal components were also similar; a model D12B main generator, D27C traction motors, and Blomberg trucks. The GP7 was offered in six different gear ratios, depending on a railroad's needs.

The EMD (Electro Motive Division) GP7 is a four-axle, 1,500hp diesel-electric locomotive built from 1949 to 1954. Many railroads have owned this type of diesel locomotive, as well as many being preserved due to their historic value. The EMD GP7 lived-on until the 1980s when most railroads began...

GP7 Louisville and Nashville Railroad - Operational Kentucky Railway Museum in New Haven, Kentucky: United States Army 1822 August 1951 Electro-Motive Division (EMD) GP7 Sunny Point Military Ocean Terminal - Stored Florida Railroad Museum in Parrish, Florida: United States Army 1835 August 1951 Electro-Motive Division (EMD) GP7

Chicago & North Western's final group of 35 GP7s came in April and May 1953, with road numbers 1625-1659. These units followed the deliveries in 1952 and 1953 of one Baldwin AS-616 (1604), eight F-M H16-66s (1605-1612), 10 ALCo RS-3s (1613-1618 ) and two ALCo RSD-4s (1619 and 1620), and four more RS-3s (1621-1624).

EMD GP7 and GP7B; Data Sheet Information Compiled by: JEAN-DENIS BACHAND: New: 6 May 2006 : Artwork by: Jean-Denis Bachand-Engine Builder: EMD: Engine: 567B 16 cylinder: Bore & Stroke: 8.5" X 10" RPM (Maximum / Minimum) 800 / 275 : Main Generator: GM - D12: Horsepower: 1500: Gear Ratio: 62:15 :

In order to differentiate between the two types of air brake equipment, the model designations IGP7L" or IGP7R" are used. The GP7L is equipped with 6 BL (USA) or 6 SL (Canadian) brake equipment while the GP7R is equipped with 24 RL brake equipment.

The EMD GP7 locomotive is a versatile 4-axle road switcher, capable of both freight and passenger service. Introduced in 1949, this locomotive was the first road locomotive that EMD produced that included a hood design instead of a cowl body, such as the F and E units.

2024年6月16日 · These first 10 GP7s were originally to be numbered as D.S. 700-709, matching the earlier scheme of designating all switcher and road-switcher locomotives as Diesel Switch units. The decision to remove the D.S. designation was made in February 1953, the same month that the first GP7 was delivered.