Equipment unit · VIN-decoded · NHTSA vPIC

2016 Stoughton Trailers

1DW1A5328GS632457 · Trailer · TRAILER
Carriers run under4
12 mo
Inspections6
all-time
OOS inspections2
of 6
First seenMar 6, 2025
IL
Last seenMar 23, 2026
MD
Inspected under 4 different carriers in 12 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
1DW1A5328GS632457
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2016
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 22, 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
1986 or 2016

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

North American serial sequence
632457

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
2016

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 · Mar 6, 2025 – Mar 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 23, 2026MDII · Walk-around1PMA TRUCKING INC 2489721697587/WI
Dec 10, 2025TXII · Walk-around1OOSAMA LOGISTICS INC 2062439697587/WI
Aug 28, 2025INI · Full2REDA TRANSPORT INC 3225056697587/WI
Apr 23, 2025TNI · Full1VOXSER TRUCKING INC 3501896697587/WI
Apr 2, 2025ILII · Walk-around1OOSAMA LOGISTICS INC 2062439697587/WI
Mar 6, 2025ILII · Walk-around0PMA TRUCKING INC 2489721697587/WI
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PMA TRUCKING INC2489721Mar 6, 2025Mar 23, 20262IL
AMA LOGISTICS INC2062439Apr 2, 2025Dec 10, 20252IL
REDA TRANSPORT INC3225056Aug 28, 2025Aug 28, 20251IL
VOXSER TRUCKING INC3501896Apr 23, 2025Apr 23, 20251IL
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.
697587WIPMA TRUCKING INCMar 6, 2025Mar 23, 20262
697587WIAMA LOGISTICS INCApr 2, 2025Dec 10, 20252
697587WIREDA TRANSPORT INCAug 28, 2025Aug 28, 20251
697587WIVOXSER TRUCKING INCApr 23, 2025Apr 23, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026