Equipment unit · VIN-decoded · NHTSA vPIC

2007 Utility Trailer Manufacturer

1UYVS25397U177603 · Trailer · TRAILER
Axles · 2 axlesBody · VanLength · 53 ft
Carriers run under1
18 mo
Inspections9
all-time
OOS inspections4
of 9
First seenSep 20, 2023
WA
Last seenMar 11, 2025
WA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1UYVS25397U177603
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2007
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
VS253

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
2007 or 2037

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

North American serial sequence
177603

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 · 107,512 decoded VINs at 100.0% prefix purity.

Model
Utility Trailer Manufacturer

Prefix basis · 107,512 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
2007

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 2007, 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
Van

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

Trailer length
53 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 · Sep 20, 2023 – Mar 11, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 11, 2025WAII · Walk-around1OOSWESTHILL TRUCKING LLC 257128590494AC/WA
Oct 21, 2024WAIII · Driver-only1WESTHILL TRUCKING LLC 257128590494AC/WA
Aug 15, 2024USI · Full12OOSWESTHILL TRUCKING LLC 257128590494AC/WA
Mar 6, 2024WAII · Walk-around0WESTHILL TRUCKING LLC 257128590494AC/OR
Feb 28, 2024WAIII · Driver-only0WESTHILL TRUCKING LLC 257128590494AC/WA
Dec 16, 2023WAI · Full19OOSWESTHILL TRUCKING LLC 257128590494AC/WA
Nov 14, 2023WAI · Full9WESTHILL TRUCKING LLC 257128590494AC/WA
Nov 11, 2023WAII · Walk-around2OOSWESTHILL TRUCKING LLC 257128590494AC/WA
Sep 20, 2023WAIII · Driver-only4WESTHILL TRUCKING LLC 257128590949AC/WA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTHILL TRUCKING LLC2571285Sep 20, 2023Mar 11, 20259WA
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.
90494ACWAWESTHILL TRUCKING LLCNov 11, 2023Mar 11, 20257
90494ACORWESTHILL TRUCKING LLCMar 6, 2024Mar 6, 20241
90949ACWAWESTHILL TRUCKING LLCSep 20, 2023Sep 20, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026