Carrier profile · USDOT 240804 · Updated Jun 13, 2026
Southern Petroleum Laboratories Inc
DBA SPL
37 power unitsRegional · 4 statesCASPER, WY50/100
AUTHORITY STATUS UNKNOWN
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)
- 37
- Observed power (24 mo)
- 4
- Trailers (towed)
- 3
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 4R7GU2029HT164523View sourced platform decode | Trailer | 2017 | UNK | — | 1 | Mar 25, 2026 |
| 1FD8W3HT4SEC03914View sourced platform decode | Power unit | 2025 | FORD | — | 1 | Mar 25, 2026 |
| 1FDRF3HT8SED23235View sourced platform decode | Power unit | 2025 | FORD | — | 1 | Feb 23, 2026 |
| 49TCB2029L1031285View sourced platform decode | Trailer | 2020 | UNPUBLISHE | — | 1 | Feb 23, 2026 |
| 1FT7W2BT9KEC81477View sourced platform decode | Power unit | 2019 | FORD | — | 1 | May 9, 2025 |
| 4P5F83029K1300676View sourced platform decode | Trailer | 2019 | PJTM | — | 1 | May 9, 2025 |
| 2FZHCHBS68AY91518View sourced platform decode | Power unit | 2008 | STRG | — | 1 | Jan 15, 2025 |
Showing 7 · most-inspected first.