Darlington Works 25/2

Built by Crewe Works, Darlington Works, Derby Works, Beyer & Peacock

Top speed

145 km/h

90 mph

Power output

932 kW

1,250 hp

Length

15.39 m

50 ft 6 in

Track gauge

1,435 mm

Standard gauge

Axle arrangement

Bo'Bo'

Overview of the Darlington Works 25/2

Discover the robust BR 25/2 diesel locomotive, a dependable workhorse of British Railways.

Built by renowned manufacturers like Crewe Works, Darlington Works, Derby Works, and Beyer & Peacock, these locomotives are a testament to British engineering.

With a top speed of 145 km/h and a power output of 932 kW, the BR 25/2 is designed for efficient operation on various routes.

Its standard gauge of 1435 mm and Bo'Bo' wheel arrangement make it a versatile addition to any railway fleet.

Explore the detailed specifications of this iconic diesel locomotive, a vital piece of railway history.

Darlington Works 25/2 technical specifications

	Value	Imperial / US
Series	BR25
Built by	Crewe Works, Darlington Works, Derby Works, Beyer & Peacock
Top speed	145 km/h90 mph	90 mph
Power output	932 kW1,250 hp	1,250 hp
Tractive effort	170 kN38,218 lbf	38,218 lbf
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	Bo'Bo'
Length	15.39 m50 ft 6 in	50 ft 6 in
Width	2.77 m9 ft 1 in	9 ft 1 in
Height	3.86 m12 ft 8 in	12 ft 8 in