Equipment unit · VIN-decoded · NHTSA vPIC

5DN15442XDB000971

Not yet decoded
Carriers run under2
13 mo
Inspections3
all-time
OOS inspections0
of 3
First seenFeb 10, 2025
CA
Last seenMar 18, 2026
CA
Inspected under 2 different carriers in 13 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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1983 or 2013

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

North American serial sequence
000971

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 · Feb 10, 2025 – Mar 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 18, 2026CAV · Vehicle-only0G & A PEREZ TRANSPORT LLC 27678624MK7228/CA
Jan 2, 2026CAIII · Driver-only5G & A PEREZ TRANSPORT LLC 27678624MK7228/CA
Feb 10, 2025CAII · Walk-around1O DURAN TRUCKING INC 26153504MK7228/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
G & A PEREZ TRANSPORT LLC2767862Jan 2, 2026Mar 18, 20262CA
O DURAN TRUCKING INC2615350Feb 10, 2025Feb 10, 20251CA
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.
4MK7228CAG & A PEREZ TRANSPORT LLCJan 2, 2026Mar 18, 20262
4MK7228CAO DURAN TRUCKING INCFeb 10, 2025Feb 10, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC