Equipment unit · VIN-decoded · NHTSA vPIC

2013 Stoughton Trailers

1DW1A5320DB391604 · Trailer · TRAILER
Carriers run under3
11 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJun 24, 2025
NY
Last seenMay 11, 2026
KY
Inspected under 3 different carriers in 11 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

VIN
1DW1A5320DB391604
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
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
0 · valid

Deterministic · position 9; calculated value 0.

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
391604

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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2013

Observed directly for this VIN via NHTSA vPIC.

Observed make
STOUGHTON TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Stoughton Trailers

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

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 · Jun 24, 2025 – May 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 11, 2026KYIII · Driver-only1TL FREIGHT SYSTEM INC 3230924Y1177S/ON
Apr 20, 2026TNIII · Driver-only01502425 ONTARIO INC 1223697Y1177S/ON
Jun 24, 2025NYII · Walk-around42310868 ONTARIO INC 3074843Y1177S/ON
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TL FREIGHT SYSTEM INC3230924May 11, 2026May 11, 20261ON
1502425 ONTARIO INC1223697Apr 20, 2026Apr 20, 20261ON
2310868 ONTARIO INC3074843Jun 24, 2025Jun 24, 20251ON
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.
Y1177SONTL FREIGHT SYSTEM INCMay 11, 2026May 11, 20261
Y1177SON1502425 ONTARIO INCApr 20, 2026Apr 20, 20261
Y1177SON2310868 ONTARIO INCJun 24, 2025Jun 24, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026