Equipment unit · VIN-decoded · NHTSA vPIC

1DW1A5322NSA73889

Not yet decoded
Carriers run under2
6 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJan 27, 2026
MI
Last seenJul 15, 2026
IN
Inspected under 2 different carriers in 6 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1992 or 2022

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

North American serial sequence
A73889

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 · Jan 27, 2026 – Jul 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2026INII · Walk-around0ASR DREAM TRANSPORT INC 4090556AH946L/ON
Jan 27, 2026MIIII · Driver-only1HI STAR GROUP INC 1775828W8094M/ON
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ASR DREAM TRANSPORT INC4090556Jul 15, 2026Jul 15, 20261ON
HI STAR GROUP INC1775828Jan 27, 2026Jan 27, 20261ON
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.
AH946LON2ASR DREAM TRANSPORT INCJul 15, 2026Jul 15, 20261
W8094MONHI STAR GROUP INCJan 27, 2026Jan 27, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC