Equipment unit · VIN-decoded · NHTSA vPIC

2020 Stoughton Trailers

1DW1A5328LSA31854 · Trailer · TRAILER
Carriers run under4
26 mo
Inspections4
all-time
OOS inspections1
of 4
First seenFeb 21, 2024
GA
Last seenApr 19, 2026
TN
Inspected under 4 different carriers in 26 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
1DW1A5328LSA31854
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
1990 or 2020

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

North American serial sequence
A31854

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
2020

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 21, 2024 – Apr 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 19, 2026TNIII · Driver-only0SAM CITY GROUP LLC 3288070TM1784/ID
Mar 26, 2026SCIII · Driver-only1SOFIYA MEGA CORP 4166842TM1784/ID
May 11, 2025AZII · Walk-around4OOSKA MAAN TRANSPORT INC 4022797TM1784/ID
Feb 21, 2024GAIII · Driver-only1VETERAN LOGISTICS LLC 3654184TM1784/ID
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SAM CITY GROUP LLC3288070Apr 19, 2026Apr 19, 20261IL
SOFIYA MEGA CORP4166842Mar 26, 2026Mar 26, 20261IL
KA MAAN TRANSPORT INC4022797May 11, 2025May 11, 20251CA
VETERAN LOGISTICS LLC3654184Feb 21, 2024Feb 21, 20241FL
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.
TM1784IDSAM CITY GROUP LLCApr 19, 2026Apr 19, 20261
TM1784IDSOFIYA MEGA CORPMar 26, 2026Mar 26, 20261
TM1784IDKA MAAN TRANSPORT INCMay 11, 2025May 11, 20251
TM1784IDVETERAN LOGISTICS LLCFeb 21, 2024Feb 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026