Carrier profile · USDOT 301320 · Updated Jun 13, 2026
COX ENGINEERING COMPANY
11 power unitsavg 4.6 yrLocal · 2 statesRANDOLPH, MA84/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORY
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)
- 11
- Observed power (24 mo)
- 4
- 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
2025
Newest model yr
2016
Oldest model yr
20.0%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 3HAEUMML0LL370034 | Power unit | 2020 | INTL | — | 2 | Jan 22, 2026 |
| 1FDRF3H61GEA61964 | Power unit | 2016 | FORD | — | 1 | May 13, 2025 |
| 3ALACWFC7NDNJ2194 | Truck | 2022 | FREIGHTLINER | M2 | 1 | Mar 12, 2025 |
| 3H3F482K1SJ441409 | Trailer | 2025 | HYTR | — | 1 | Feb 8, 2025 |
| 3HSDZAPR9RN163386 | Power unit | 2024 | INTL | — | 1 | Feb 8, 2025 |
Showing 5 · most-inspected first.