Equipment unit · VIN-decoded · NHTSA vPIC

1DW1A5321JS774706

Not yet decoded
Carriers run under1
19 mo
Inspections2
all-time
OOS inspections1
of 2
First seenMay 29, 2024
MI
Last seenDec 29, 2025
MI
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
1 · valid

Deterministic · position 9; calculated value 1.

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
774706

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 29, 2024 – Dec 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 29, 2025MIII · Walk-around1OOSROAD XPRESS LTD 3037174P7609F/ON
May 29, 2024MIII · Walk-around1ROAD XPRESS LTD 3037174P7609F/ON
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROAD XPRESS LTD3037174May 29, 2024Dec 29, 20252ON
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.
P7609FONROAD XPRESS LTDMay 29, 2024Dec 29, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC