Equipment unit · VIN-decoded · NHTSA vPIC

1DW1A5323JBA04364

Not yet decoded
Carriers run under2
20 mo
Inspections2
all-time
OOS inspections0
of 2
First seenSep 4, 2024
AZ
Last seenMay 18, 2026
AL
Inspected under 2 different carriers in 20 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
1DW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
1A532

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1988 or 2018

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

North American serial sequence
A04364

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
STOUGHTON TRAILERS

Prefix basis · 12,945 decoded VINs at 100.0% prefix purity.

Model
Stoughton Trailers

Prefix basis · 12,945 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 4, 2024 – May 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 18, 2026ALIII · Driver-only0TOP TIER TRANSPORT LLC 4338095PR95472/IN
Sep 4, 2024AZII · Walk-around3BANAS TRANSPORTATION LLC 3785648HV19454/OR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TOP TIER TRANSPORT LLC4338095May 18, 2026May 18, 20261AL
BANAS TRANSPORTATION LLC3785648Sep 4, 2024Sep 4, 20241TX
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.
PR95472INTOP TIER TRANSPORT LLCMay 18, 2026May 18, 20261
HV19454ORBANAS TRANSPORTATION LLCSep 4, 2024Sep 4, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC