Axle Manufacturer
The manufacturer of the axle as expressed as a three digit manufacturer code
| Code | Description |
| ABA | Albion |
| BEA | Bering |
| CYA | Chrysler |
| DSA | Dana Spicer |
| DEA | Detroit |
| DOA | Dodge |
| EAA | Eaton |
| FAA | Fabco |
| FCA | FCA (Fiat Chrysler) |
| FOA | Ford |
| GMA | General Motors (GM) |
| HEA | Hendrickson |
| HIA | Hino |
| IHA | International |
| ISA | Isuzu |
| MCA | Mack |
| RVA | Mack |
| MRA | Marmon |
| MSA | Mercedes |
| MTA | Meritor |
| MXA | Mitsubishi |
| NIA | Nissan |
| NA | Not Available |
| OTA | Other |
| ROA | Rockwell |
| SPA | Spicer |
| SIA | Sterling |
| UDA | UD Trucks |
| VOA | Volvo |
| WKA | Workhorse |
| ZFA | Zahnrad |
| ZFF | ZF Friedrichshafen |