Equipment unit · VIN-decoded · NHTSA vPIC

2013 Stoughton Trailers

1DW1A5328DB424204 · Trailer · TRAILER
Carriers run under2
27 mo
Inspections5
all-time
OOS inspections0
of 5
First seenFeb 6, 2024
IN
Last seenMay 4, 2026
IA
Inspected under 2 different carriers in 27 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
1DW1A5328DB424204
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 27, 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
8 · valid

Deterministic · position 9; calculated value 8.

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
424204

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 · Feb 6, 2024 – May 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 4, 2026IAI · Full0FIRST CLASS CARRIERS INC 2131061472547ST/IL
Feb 24, 2025INIII · Driver-only1FIRST CLASS CARRIERS INC 2131061472547ST/IL
Dec 26, 2024INII · Walk-around0FIRST CLASS CARRIERS INC 2131061472547ST/IL
Apr 25, 2024NMII · Walk-around1FIRST CLASS CARRIERS INC 2131061472547/IL
Feb 6, 2024INIII · Driver-only1NATIONAL EXPRESS TRANSPORT INC 2035422472547ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FIRST CLASS CARRIERS INC2131061Apr 25, 2024May 4, 20264IL
NATIONAL EXPRESS TRANSPORT INC2035422Feb 6, 2024Feb 6, 20241IL
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.
472547STILFIRST CLASS CARRIERS INCDec 26, 2024May 4, 20263
472547ILFIRST CLASS CARRIERS INCApr 25, 2024Apr 25, 20241
472547STILNATIONAL EXPRESS TRANSPORT INCFeb 6, 2024Feb 6, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 27, 2026