SNCF 040-DA-11. C/N 72908, build date August, 1946.

(Baldwin Locomotive Works, via W. Lenheim Collection)



Baldwin logo.

The Baldwin DRS-6-4-750 is a Diesel-electric locomotive built by Baldwin Locomotive Works in 1949. The DRS-6-4-750 was powered by a naturally aspirated six-cylinder diesel engine rated at 750 horsepower (559 kW), and rode on a pair of three-axle trucks in an A1A-A1A wheel arrangement. One of these models were built for Office Chérifien des Phosphates (OCP) Railroad in Morocco.


Name designation

DRS - Diesel Road Switcher
6 - Six axles
4 - Four powered axles
750 - 750 horsepower


Original buyers

Railroad Quantity Road numbers Notes
Office Chérifien des Phosphates (OCP) 1 6 Used in Khouribga network
Totals 1

Overview Baldwin DRS-6-4-750

Type and origin
Power type: Diesel-electric
Builder: Baldwin Locomotive Works
Model: DRS-6-4-750
Build date: 1949
Total produced: 1
​• AAR A1A-A1A
• UIC (A1A)(A1A)
Gauge: 1,435 mm (4 ft 8+1⁄2 in)
Prime mover: 606NA
Aspiration: Naturally aspirated
Generator: DC generator
Traction motors: DC traction motors
Cylinders: 6
Transmission: Electric
Locomotive brake: Straight air
Train brakes: Air
Performance figures
Power output: 750 hp (559 kW)
Locale: Morocco