General Motors
Electro-Motive Division

All photos by Mike Condren unless otherwise noted

Road Switchers

BL1
This is the prototype BL unit and was built as one of a kind, without MU connections. In this photo MU connections have been added.

BL2
The following 2 BL2s are part of the collection of locomotives at the National Railway Museum in Green Bay, WI.
Mike Condren
Mike Condren
This BL2 is in service in Haggerstown, MD in August 1977.
Mike Condren

GP7s
Bill White Photo. Collection of Phil Gosney
L&N 1705 is still painted in the maroon and yellow livery of it original owner; the NC&StL Railway. These GP-7 units rode on smaller "Switch Engine" type trucks. Leewood Yard in Memphis on August 13, 1965.
With Steam Generator: note the 2 fill locations above the fuel tank, one for water for the steam generator and one for diesel fuel

GP7B
Mike Condren

GP9s
Louis Marre Collection

GP9Bs

GP15-1
These units had air filters.
These units had central air filtration.

GP15T
These units had central air filtration and dynamic brakes.

GP18s

High short hood, no dynamic brakes
Low short hood, no dynamics brakes
Low short hood, dynamics brakes

GP20

GP20D
Mike Condren

GP28s
Daivd Cash Photo, Louis A. Marre Collection

GP30
John Beirne
Mike Condren

GP35

GP38s

GP38-2s

GP38-2Bs
Trimmer set at Cherokee Yard in West Tulsa, OK.
Mike Condren

GP39s
Mike Condren

GP39-2s
Mike Condren

GP40
Test bed for 645 engine for the GP40
No Dynamics
Dynamics

GP40Xs
Mike Condren

GP40-2s

GP50s

GP60s
At the CSX yard in Memphis in Sept. 1991.
Mike Condren

GP60Ms
Joe McMillan
Louis Marre Collection

GP60Bs
Mike Condren
Mike Condren

SD7

MRS1
This is a model built only for the U S Army Transportation Corp.
John Beirne

SD9
Mike Condren

SD18s

SD24s
Mike Condren
Mike Condren
Mike Condren

SD28
Mike Condren

SD35
Mike Condren

SD38s
Mike Condren

SD39s

SDL39s

SD40s
Test bed for 645 engine in a consist on the ATSF in Joliet, IL in April 1965.
Prototype built on SD35 frame
Mike Condren
Without dynamics
With Dynamics

SD40-2
Without dynamics
With dynamics
Mike Condren

SD40-2W
Mike Condren

SD40Xs

SD40T-2s

SD45s

SD45T-2s
Mike Condren

SD45X
Heavener, OK 10/21/79

SD50s

SD50Fs
Mike Condren

SD59MXs
as rebuilt by UP from SD60s
Mike Condren
Mike Condren

SD60s

SD60Fs
Mike Condren

SD60Is
Mike Condren
Mike Condren

SD60Ms
Mike Condren
Mike Condren

SD70s
This unit is seen in Memphis on Aug. 6, 1995.
Mike Condren

SD70Is
Mike Condren

SD70M-2s
Mike Condren

SD70MACs
These SD70MACs are on an empty taconite ore train northbound in Memphis.
Mike Condren

SD70Ms
This SD70M has the conventional radiator as seen in this northbound freight at Jacksonville, AR on May 19, 2001.
Mike Condren
Another Tier-4 compliant SD70M is seen leading a piggy back train eastbound thru Ames, IA in July 2004.
Mike Condren
An eastbound freight at Rochelle, IL on June 15, 2003/
Mike Condren

SD70ACe
These SD70ACes are on a freight at Zoe, OK at the foot of Rich Mountain on July 27, 2012.
Mike Condren

SD70ACe-T4
New model not seen yet
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SD9043MAC
This model was intended to have the more powerful engine but was derated to 4300hp
Mike Condren
Mike Condren

DD35B
This consist of a DD35B and 2 DD40AX moved through Laramie, WY while our fan trip engine UP8444 was being prepared for our return to Denver on Aug. 5, 1972.
Mike Condren

DD35A
These units were like the other DD35s except for the preence of a cab.

DDA40X
This train moced through Laramie, WY while our UP 8444 fan trip was preparing for our return to Denver on Aug. 5, 1972.
Mike Condren
Mike Condren

This page was designed and is maintained by Mike Condren. If you have materials
that you would like to contribute, contact me at mcondren@cbu.edu