Equipment unit · VIN-decoded · NHTSA vPIC

1DW1A5327JS777285

Not yet decoded
Carriers run under1
5 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMay 19, 2024
KY
Last seenOct 15, 2024
IL
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
7 · valid

Deterministic · position 9; calculated value 7.

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
777285

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 · May 19, 2024 – Oct 15, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 15, 2024ILIII · Driver-only0SIMPSON TRANSPORTATION INC 137672645764ST/IL
May 19, 2024KYII · Walk-around0SIMPSON TRANSPORTATION INC 137672645764ST/IL
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIMPSON TRANSPORTATION INC137672May 19, 2024Oct 15, 20242IL
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.
645764STILSIMPSON TRANSPORTATION INCMay 19, 2024Oct 15, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC