Equipment unit · VIN-decoded · NHTSA vPIC

2015 Western Trailer Company

5DN165345FB001440 · Trailer · TRAILER
Carriers run under3
29 mo
Inspections5
all-time
OOS inspections0
of 5
First seenSep 12, 2023
WA
Last seenFeb 27, 2026
WA
Inspected under 3 different carriers in 29 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
5DN165345FB001440
Make
Western Trailer Company
Model
Western Trailer Company
Model year
2015
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 1, 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
5DN

Deterministic · VIN positions 1–3.

Vehicle descriptor section
16534

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1985 or 2015

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

North American serial sequence
001440

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
WESTERN TRAILER COMPANY

Prefix basis · 91 decoded VINs at 100.0% prefix purity.

Model
Western Trailer Company

Prefix basis · 91 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
2015

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN TRAILER COMPANY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Western Trailer Company

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.

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 12, 2023 – Feb 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 27, 2026WAIII · Driver-only2ARK TRUCKING LLC 311384788975AK/WA
Oct 23, 2025WAIII · Driver-only0ARK TRUCKING LLC 311384788975AK/WA
Jun 23, 2025WAIII · Driver-only1ARK TRUCKING LLC 311384788975AK/WA
Oct 9, 2024ORIII · Driver-only0WOOLEY TRANSPORT LLC 4162920HU90825/OR
Sep 12, 2023WAIII · Driver-only3NEWTON TRUCKING LLC 845463HU90825/OR
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ARK TRUCKING LLC3113847Jun 23, 2025Feb 27, 20263WA
WOOLEY TRANSPORT LLC4162920Oct 9, 2024Oct 9, 20241WA
NEWTON TRUCKING LLC845463Sep 12, 2023Sep 12, 20231OR
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.
88975AKWAARK TRUCKING LLCJun 23, 2025Feb 27, 20263
HU90825ORWOOLEY TRANSPORT LLCOct 9, 2024Oct 9, 20241
HU90825ORNEWTON TRUCKING LLCSep 12, 2023Sep 12, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 1, 2026