Equipment unit · VIN-decoded · NHTSA vPIC

2019 Western Trailer Company

5DN154424KB001241 · Trailer · TRAILER
Carriers run under2
28 mo
Inspections7
all-time
OOS inspections1
of 7
First seenJan 17, 2024
CA
Last seenMay 13, 2026
NV
Inspected under 2 different carriers in 28 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
5DN154424KB001241
Make
Western Trailer Company
Model
Western Trailer Company
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 20, 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
15442

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1989 or 2019

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

North American serial sequence
001241

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 · 350 decoded VINs at 100.0% prefix purity.

Model
Western Trailer Company

Prefix basis · 350 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
2019

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 · Jan 17, 2024 – May 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 13, 2026NVIII · Driver-only1ATKINSON HAY INC 26718854RV9835/CA
May 12, 2026CAIII · Driver-only2ATKINSON HAY INC 26718854RV9835/CA
Dec 9, 2025CAI · Full1OOSATKINSON HAY INC 26718854RV9835/CA
Aug 13, 2025CAIII · Driver-only2ATKINSON HAY INC 26718854RV9835/CA
Oct 29, 2024CAIII · Driver-only0ATKINSON HAY INC 26718854RV9835/CA
Aug 12, 2024CAIII · Driver-only2ATKINSON HAY INC 26718854RV9835/CA
Jan 17, 2024CAIII · Driver-only0JOHN LAMBIRTH TRUCKING INC 3333834RV9835/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ATKINSON HAY INC2671885Aug 12, 2024May 13, 20266CA
JOHN LAMBIRTH TRUCKING INC333383Jan 17, 2024Jan 17, 20241CA
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.
4RV9835CAATKINSON HAY INCAug 12, 2024May 13, 20266
4RV9835CAJOHN LAMBIRTH TRUCKING INCJan 17, 2024Jan 17, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026