| GE Dash 8-40B | |
| Powertype: | Diesel-electric |
| Builder: | GE Transportation |
| Buildmodel: | Dash 8-40B |
| Aarwheels: | B-B |
| Builddate: | 1988 - 1989 |
| Totalproduction: | 151 |
| Locale: | North America |
| Operatorclass: | B40-8 |
| Poweroutput: | 4000abbr=onNaNabbr=on |
| Primemover: | GE 7FDL16 |
| Operator: | Various, see list |
The GE Dash 8-40B (or B40-8) is a 4-axle diesel-electric locomotive built by GE Transportation between 1988 and 1989. It is part of the GE Dash 8 Series of freight locomotives.
A total of 151 examples of this locomotive were built for North American railroads.
The GE Dash 8-40BW (B40-8W) is a variant fitted with a full-width cab. Another variant is the GE Dash 8-40BP, more commonly known as the Genesis series. The locomotives in the Genesis series are the P40DC, the P42DC, and the P32AC-DM.
| bgcolor=c0c090 | Railroad | bgcolor=c0c090 | Quantity | bgcolor=c0c090 | Road numbers | bgcolor=c0c90 | Notes |
|---|---|---|---|---|---|---|---|
| Atchison, Topeka and Santa Fe Railway | 40 | 7410-7449 | |||||
| Conrail | 30 | 5060-5089 | |||||
| General Electric | 1 | 8002 | |||||
| New York, Susquehanna and Western Railway | 24 | 4002-4048 (even nos.) | |||||
| St. Louis Southwestern Railway | 55 | 8040-8094 | |||||
| United States Department of Energy (Savannah River Site) | 1 | 107 |
In July 2014, Union Pacific #1848, formerly St. Louis Southwestern #8049, was donated by the Union Pacific Railroad to the Illinois Railway Museum.[1]