Equipment unit · VIN-decoded · NHTSA vPIC

2003 Utility Trailer Manufacturer

1UYVS12883P935806 · Trailer · TRAILER
Axles · 1 axleBody · VanLength · 28 ft
Carriers run under3
36 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJun 27, 2023
CA
Last seenJun 23, 2026
CA
Inspected under 3 different carriers in 36 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
1UYVS12883P935806
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2003
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 8, 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
VS128

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
2003 or 2033

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

North American serial sequence
935806

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 · 527 decoded VINs at 100.0% prefix purity.

Model
Utility Trailer Manufacturer

Prefix basis · 527 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
2003

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 2003, established by the federal observation agreeing with a position-10 candidate.

Axle configuration
1 axle

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

Body family
Van

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

Trailer length
28 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 · Jun 27, 2023 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026CAI · Full2J B HUNT TRANSPORT INC 808064BS9930/CA
May 14, 2025AZII · Walk-around12OOSVESTED FREIGHT EXPRESS LLC 41162374BS9930/CA
Feb 15, 2024CAII · Walk-around0WESTERN WINDOW HOLDING LLC 7230974BS9930/CA
Jun 27, 2023CAI · Full0WESTERN WINDOW HOLDING LLC 7230974BS9930/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J B HUNT TRANSPORT INC80806Jun 23, 2026Jun 23, 20261AR
VESTED FREIGHT EXPRESS LLC4116237May 14, 2025May 14, 20251CA
WESTERN WINDOW HOLDING LLC723097Jun 27, 2023Feb 15, 20242CA
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.
4BS9930CA2J B HUNT TRANSPORT INCJun 23, 2026Jun 23, 20261
4BS9930CAVESTED FREIGHT EXPRESS LLCMay 14, 2025May 14, 20251
4BS9930CAWESTERN WINDOW HOLDING LLCJun 27, 2023Feb 15, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 8, 2026