License Plate OK 4851JZ (Oklahoma) — Guardian Oilfield Services Inc
USDOT 1813088 · 2013 Dragon Products
Recorded vehicle, plate and carrier history
These are dated observations in the records available to us. They do not establish ownership, a sale, a transfer date, or continuous use between observations. The latest observation may not describe today’s vehicle or carrier.
| Observed dates | VIN | Plate | Reported carrier |
|---|---|---|---|
| 2026-05-30 | 1UNST4429DS128233 | OK 4851JZ | GUARDIAN OILFIELD SERVICES INC · USDOT 1813088 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
Most recently recorded carrier for this plate
Guardian Oilfield Services Inc Active
- USDOT
- 1813088
- MC
- 658598
- Status
- Active
- Type
- Motor Carrier
- Based in
- Weatherford, OK
- Power units
- 60
- Drivers
- 60
- Inspections (24 mo)
- 116
- Crashes (24 mo)
- 8
- Vehicle OOS rate
- 9.6%
Carrier recorded at the latest inspection in the available records (2026-05-30). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.
What this means
License plate OK-4851JZ appears in FMCSA inspection records 1 time. Recorded on one vehicle: VIN 1UNST4429DS128233 (2013 Dragon Products). Most recent operating carrier: Guardian Oilfield Services Inc (USDOT 1813088). Vehicle make on file: Dragon Products (DRAG) (SEMI-TRAILER). No out-of-service violations are recorded under this plate in the available inspection records. Other violations may still be present.
About this plate
Commercial license plate OK-4851JZ (Oklahoma) appears in FMCSA roadside inspection records tied to one commercial vehicle. The most recent inspection activity under this plate was 2026-05-30. The latest inspection was in Texas, a Level II — walk-around inspection of the driver and the vehicle. That is outside the plate's issuing jurisdiction (Oklahoma).
Vehicle on this plate
This plate is associated with a single vehicle, a 2013 Dragon Products — VIN 1UNST4429DS128233 (semi-trailer).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 1 inspection on FMCSA record. No out-of-service violations appear in the available records under this plate. This does not mean that every inspection was free of other violations.
Operators
Operated by Guardian Oilfield Services Inc (USDOT 1813088) in every inspection on record.