Carrier profile · USDOT 850109 · MC-1481325 · Updated Jun 13, 2026
WILLIAM D SIMPSON JR
DBA W D SIMPSON JR CO
4 power unitsavg 14.3 yrLocal · 2 statesPITTSBURGH, PA100/100
CARRIER ACTIVEMC-1481325 ACTIVE
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 4
- Observed power (24 mo)
- 3
- Trailers (towed)
- 1
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2024
Newest model yr
2005
Oldest model yr
50.0%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1NKDLB0X96J133522 | Truck | 2006 | KENWORTH | T8 Series | 4 | Feb 17, 2026 |
| 112H8V3235L069926 | Trailer | 2005 | EAGER BEAV | — | 2 | Aug 8, 2025 |
| 1NPXGGGG00D298816 | Power unit | — | PETERBILT | — | 1 | Jan 28, 2026 |
| 1FDZA90W8RVA45454 | Truck | 1994 | FORD | LTL9000 | 1 | May 13, 2025 |
Showing 4 · most-inspected first.