Equipment unit · VIN-decoded · NHTSA vPIC

5DN154428CB000711

Not yet decoded
Carriers run under2
19 mo
Inspections2
all-time
OOS inspections0
of 2
First seenSep 9, 2024
CA
Last seenApr 22, 2026
CA
Inspected under 2 different carriers in 19 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1982 or 2012

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

North American serial sequence
000711

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.

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 9, 2024 – Apr 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 22, 2026CAV · Vehicle-only0TONY MEIRINHO & SONS TRANSPORT LLC 26213774TK4749/CA
Sep 9, 2024CAIII · Driver-only1TIMOTHY HESS 29568894TK4749/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TONY MEIRINHO & SONS TRANSPORT LLC2621377Apr 22, 2026Apr 22, 20261CA
TIMOTHY HESS2956889Sep 9, 2024Sep 9, 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.
4TK4749CATONY MEIRINHO & SONS TRANSPORT LLCApr 22, 2026Apr 22, 20261
4TK4749CATIMOTHY HESSSep 9, 2024Sep 9, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC