Quick facts for kids British Rail Class 144 "Pacer" |
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Class 144, unit number 144017 at York railway station on 3rd June 2004.
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In service |
1986 - present |
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Manufacturer |
BREL Derby and Walter Alexander |
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Family name |
Pacer |
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Refurbishment |
2003 - 2004 - 2008? |
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Number built |
23 |
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Formation |
DMS(+MS)+DMSL |
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Operator(s) |
Northern Rail first great Western |
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Line(s) served |
Harrogate Line, Huddersfield Line, Hallam Line, Pontefract Line, York & Selby Lines |
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Specifications |
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Maximum speed |
75MPH |
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Prime mover(s) |
Cummins LTA10-R (Originally Leyland TL11) |
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Safety system(s) |
AWS, TPWS |
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Track gauge |
1435 mm (4 ft 8½ in) |
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The British Rail Class 144 "Pacer" diesel multiple units (DMUs) were built by BREL Derby from 1986-1987. A total of 23 units were built, replacing many of the earlier First-generation "Heritage" DMUs.
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First generation units: |
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First generation units
(pre-TOPS): |
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Second generation units: |
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Diesel-electric units: |
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Southern Railway designations: |
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Families |
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Walter Alexander built vehicle bodies
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Buses |
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Trains |
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