ZTR part numbers starting 908
| 908-0001-000 | Axle generator (500 ppr) | ZTR | ||
| 908-0002-000 | Axle generator (20 ppr) | ZTR | ||
| 908-0003-000 | Axle generator (60 ppr) | ZTR | ||
| 908-0004-000 | Axle generator (120 ppr) | ZTR | ||
| 908-0005-000 | A multi-function, microprocessor-controlled speedometer designed to provide all of the requirements for accurate locomotive speed indications | ZTR | ||
| 908-0006-000 | Speed indicator – metric | ZTR |