Equipment unit · VIN-decoded · NHTSA vPIC

2006 Utility Trailer Manufacturer

1UYFS245X6A629503 · Trailer · TRAILER
Axles · 2 axlesBody · FlatLength · 45 ft
Carriers run under4
31 mo
Inspections8
all-time
OOS inspections3
of 8
First seenDec 7, 2023
CA
Last seenJul 15, 2026
CA
Inspected under 4 different carriers in 31 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1UYFS245X6A629503
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1UY

Deterministic · VIN positions 1–3.

Vehicle descriptor section
FS245

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2006 or 2036

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
629503

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
UTILITY TRAILER MANUFACTURER

Prefix basis · 428 decoded VINs at 100.0% prefix purity.

Model
Utility Trailer Manufacturer

Prefix basis · 428 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2006

Observed directly for this VIN via NHTSA vPIC.

Observed make
UTILITY TRAILER MANUFACTURER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Utility Trailer Manufacturer

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

VIN-level rule claims

Rules published for individual VIN positions beyond the prefix — applied with the WMI, prefix, and model-year guards each rule was validated under. Year-scoped rules were checked against model year 2006, established by the federal observation agreeing with a position-10 candidate.

Axle configuration
2 axles

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

Body family
Flat

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

Trailer length
45 ft

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Dec 7, 2023 – Jul 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2026CAII · Walk-around2ALVARADO'S TRUCKING LLC 7167204JL3771/CA
Jul 13, 2026CAII · Walk-around2OOSALVARADO'S TRUCKING LLC 7167204JL3771/CA
Jul 7, 2026CAIII · Driver-only1MARTIN DEL CAMPO TRANSPORT INC 39312024JL3771/CA
Mar 6, 2026CAII · Walk-around0CONTRERAS TRUCKING INC 7853074JL3771/CA
Mar 4, 2026CAI · Full4OOSCONTRERAS TRUCKING INC 7853074JL3771/CA
Apr 24, 2024CAI · Full0M RIOS TRUCKING INC 11647384JL3771/CA
Apr 24, 2024CAI · Full2OOSM RIOS TRUCKING INC 11647384JL3771/CA
Dec 7, 2023CAII · Walk-around0M RIOS TRUCKING INC 11647384JL3774/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALVARADO'S TRUCKING LLC716720Jul 13, 2026Jul 15, 20262CA
MARTIN DEL CAMPO TRANSPORT INC3931202Jul 7, 2026Jul 7, 20261CA
CONTRERAS TRUCKING INC785307Mar 4, 2026Mar 6, 20262CA
M RIOS TRUCKING INC1164738Dec 7, 2023Apr 24, 20243CA
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
4JL3771CA2ALVARADO'S TRUCKING LLCJul 13, 2026Jul 15, 20262
4JL3771CA2MARTIN DEL CAMPO TRANSPORT INCJul 7, 2026Jul 7, 20261
4JL3771CACONTRERAS TRUCKING INCMar 4, 2026Mar 6, 20262
4JL3771CAM RIOS TRUCKING INCApr 24, 2024Apr 24, 20242
4JL3774CAM RIOS TRUCKING INCDec 7, 2023Dec 7, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026