British Rail Class 70 (diesel)

British Rail Class 70
A Freightliner Class 70 at the Port of Felixstowe in June 2012
Type and origin Power type Diesel-electric Builder General Electric Model PH37ACmi Build date 2008–2017 Total produced 37
Specifications Configuration: ​  • UIC Co′Co′  • Commonwealth Co-Co Gauge 4 ft 8+1⁄2 in (1,435 mm) standard gauge Wheel diameter 1,067 mm (42.0 in) Length 21.710 m (71 ft 2.7 in) Width 2.642 m (8 ft 8 in) Height 3.917 m (12 ft 10.2 in) Loco weight 129 t (127 long tons; 142 short tons) (empty) 135 t (133 long tons; 149 short tons) (full)[n 1] Fuel capacity 6,000 L (1,300 imp gal; 1,600 US gal) Prime mover GE PowerHaul P616 Alternator GE GTA series Traction motors GE 5GEB30 axle hung MU working AAR system (59, 66, 67, 68 008-015, 69, 70, and 73/9) Train heating None
Performance figures Maximum speed 75 mph (121 km/h) Power output Engine: 2,750 kW (3,690 bhp) Tractive effort 534 kN (120,000 lbf) (starting)
Career Operators Freightliner Colas Rail Numbers 70001-70020 70801-70817

The British Rail Class 70 is a Co-Co mainline freight GE PowerHaul locomotive series manufactured by General Electric in Erie, Pennsylvania, United States. They are operated in the United Kingdom by Freightliner and Colas Rail. These locomotives replaced the Class 59 as having the highest tractive effort of any Co-Co Diesel locomotive in use in the United Kingdom when they were introduced.
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