| Manufacturer | Part Numbers |
|---|---|
| FREIGHTLINER/DAIMLER TRK | WIL131921, 131921 |
| OTHER | WIL131921 |
| Make | Model | Years |
|---|---|---|
| FREIGHTLINER | 2-TON (USPS - MT-45) | 2002 |
| STERLING | 11-TON | 2004 |
| STERLING | 7-TON | 2004 |
| USPS | FREIGHTLINER 11-TON (USPS - STERLING SC8000) | 2004 |
| USPS | FREIGHTLINER 7-TON (USPS - STERLING SC8000) | 2004 |