Hitachi Rail part numbers starting Q74
| Q743-221-A | Lower gear box assembly for locomotives | Hitachi Rail | ||
| Q743-661-A | Complete gear box assembly for locomotives | Hitachi Rail | ||
| Q743-719-A | Upper gear box assembly for locomotives | Hitachi Rail |
| Q743-221-A | Lower gear box assembly for locomotives | Hitachi Rail | ||
| Q743-661-A | Complete gear box assembly for locomotives | Hitachi Rail | ||
| Q743-719-A | Upper gear box assembly for locomotives | Hitachi Rail |