EntityQ5323441· pop 6· linked from 98 articlesEMD GP40XSign in to savelocomotive classConnectionsEMD GP39EntitySouthern Pacific Transportation CompanyEntityNorth AmericaEntityInternational Standard Book NumberEntityWayback MachineEntitymetric horsepowerEntitydiesel engineEntityOCLC, Inc.Entitytrack gaugeEntitystandard-gauge railwayEntitydiesel locomotiveEntitycylinderEntityUnion Pacific RailroadEntityElectro-Motive DieselCompanydiesel-electric transmissionEntityAtchison, Topeka and Santa Fe RailwayEntityIllinois Central RailroadEntityEMD GP7EntityV16EntityEMD GP9EntityCategoriesAtchison, Topeka and Santa Fe Railway locomotivesB-B locomotivesDiesel–electric locomotives of the United StatesElectro-Motive Division locomotivesExperimental locomotivesRailway locomotives introduced in 1977Southern Pacific Railroad locomotivesStandard-gauge locomotives of the United StatesUnion Pacific Railroad locomotives