EntityQ4037798· pop 6· linked from 203 articlesEMD GP40Sign in to savemodel of 1221 North American 3000hp Bo′Bo′ diesel-electric locomotivesConnectionsEMD GP39EntityCanadian National RailwayEntitylist of EMD locomotivesEntityPenn Central Transportation CompanyEntityEMD 645EntityNorth AmericaEntityInternational Standard Book NumberEntityBaltimoreEntitylocomotiveEntitydiesel engineEntitymetric horsepowerEntitytrack gaugeEntitystandard-gauge railwayEntitydiesel locomotiveEntitycylinderEntityUnion Pacific RailroadEntityWellsEntityElectro-Motive DieselEntitydiesel-electric transmissionEntityNew York Central RailroadEntityCategoriesBaltimore and Ohio locomotivesB-B locomotivesCanadian National Railway locomotivesChesapeake and Ohio locomotivesChicago, Burlington and Quincy locomotivesDenver and Rio Grande Western Railroad locomotivesDiesel–electric locomotives of CanadaDiesel–electric locomotives of MexicoDiesel–electric locomotives of the United StatesElectro-Motive Division locomotivesGeneral Motors Diesel locomotives