World Manufacturer Identifier
1M4
Mack Truck USA · United States · North America
- WMI
- 1M4
- Manufacturer
- Mack Truck USA
- Country
- United States
- Region
- North America
What this means for a VIN
Any 17-character VIN starting with 1M4 was issued by Mack Truck USA and originated in United States. The remaining 14 characters identify the vehicle attributes (positions 4-9), the model year (position 10), the assembly plant (position 11), and the unique serial number (positions 12-17).
← Back to WMI directory · Source: SAE International / ISO 3779. Country derived from VIN position 1.