Equipment unit · VIN-decoded · NHTSA vPIC

2021 Stoughton Trailers

1DW1A5323MBA45663 · Trailer · TRAILER
Carriers run under2
24 mo
Inspections5
all-time
OOS inspections0
of 5
First seenApr 28, 2024
TX
Last seenApr 8, 2026
OH
Inspected under 2 different carriers in 24 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
1DW1A5323MBA45663
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 26, 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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1991 or 2021

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

North American serial sequence
A45663

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
2021

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 · Apr 28, 2024 – Apr 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 8, 2026OHIII · Driver-only0LUFI TRANSPORT LLC 3252695F318001/MI
Mar 15, 2026TNIII · Driver-only0LUFI TRANSPORT LLC 3252695F318001/MI
Dec 11, 2025INIII · Driver-only1LUFI TRANSPORT LLC 3252695F318001/MI
Jun 13, 2025KYII · Walk-around0TQT LLC 1797890E194268/MI
Apr 28, 2024TXII · Walk-around0TQT LLC 1797890E194268/MI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LUFI TRANSPORT LLC3252695Dec 11, 2025Apr 8, 20263MI
TQT LLC1797890Apr 28, 2024Jun 13, 20252MI
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.
F318001MILUFI TRANSPORT LLCDec 11, 2025Apr 8, 20263
E194268MITQT LLCApr 28, 2024Jun 13, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026