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Commercial Plate Lookup

License Plate CA 4UL1039 (California) — Jose Manuel Amador Jr

USDOT 4435159 · 2022 WSTI Western Trailer Company

Clean record

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.

Earliest and latest dates below are observations we have retained, not registration dates.
Observed datesVINPlateReported carrier
2026-07-205DN144820NB001089CA 4UL1039JOSE MANUEL AMADOR JR · USDOT 4435159
2025-12-035DN144820NB001089CA 4UL1039JOSE S URIAS ESCOBAR · USDOT 4165689

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

Jose Manuel Amador Jr Active

USDOT
4435159
MC
—
Status
Active
Type
Motor Carrier
Based in
Gonzales, CA
Power units
1
Drivers
1
Inspections (24 mo)
6
Crashes (24 mo)
0
Vehicle OOS rate
20%

Carrier recorded at the latest inspection in the available records (2026-07-20). 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.

This plate has also been operated by 1 other carrier (listed below).

Plate
CA-4UL1039
Vehicles
1
Inspections
6
OOS results
0
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What this means

License plate CA-4UL1039 appears in FMCSA inspection records 6 times. Recorded on one vehicle: VIN 5DN144820NB001089 (2022 WSTI Western Trailer Company). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: Jose Manuel Amador Jr (USDOT 4435159). Vehicle make on file: WSTI (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 CA-4UL1039 (California) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2025-09-11 to 2026-07-20. The latest inspection was in California, a Level I — full inspection of the driver and the vehicle.

Vehicle on this plate

This plate is associated with a single vehicle, a 2022 WSTI Western Trailer Company — VIN 5DN144820NB001089 (semi-trailer).

Combined inspection & out-of-service record

Across all vehicles on this plate there are 6 inspections 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

2 carriers have operated vehicles under this plate (most recent first): Jose Manuel Amador Jr (USDOT 4435159) from 2026-04-07 to 2026-07-20; Jose S Urias Escobar (USDOT 4165689) from 2025-09-11 to 2025-12-03.

Vehicle detail (inspections per unit)
VIN 5DN144820NB001089 2022 WSTI Western Trailer Company · SEMI-TRAILER
2026-04-07 → 2026-07-20
Carrier: JOSE MANUEL AMADOR JR (DOT 4435159) · 3 inspections · 0 OOS · 0 violations
Last inspected in California · Level I — full inspection of the driver and the vehicle
VIN 5DN144820NB001089 2022 WSTI Western Trailer Company · SEMI-TRAILER
2025-09-11 → 2025-12-03
Carrier: JOSE S URIAS ESCOBAR (DOT 4165689) · 3 inspections · 0 OOS · 0 violations
Last inspected in California · Level I — full inspection of the driver and the vehicle

Related

Frequently Asked Questions

How many vehicles are linked to plate CA-4UL1039?
One: VIN 5DN144820NB001089 (2022 WSTI Western Trailer Company).
Why does plate CA-4UL1039 appear under different DOT numbers?
Inspections under this plate were recorded against 2 USDOT numbers: Jose Manuel Amador Jr (USDOT 4435159), Jose S Urias Escobar (USDOT 4165689).

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