Equipment unit · VIN-decoded · NHTSA vPIC

2006 Stoughton Trailers

1DW1A53216B849850 · Trailer · TRAILER
Carriers run under4
26 mo
Inspections8
all-time
OOS inspections3
of 8
First seenJun 16, 2023
UT
Last seenAug 28, 2025
CA
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
1DW1A53216B849850
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 17, 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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2006 or 2036

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

North American serial sequence
849850

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
2006

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 16, 2023 – Aug 28, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 28, 2025CAII · Walk-around0ABT INC 114574745404AE/WA
May 13, 2025WAI · Full18OOSABT INC 114574745404AE/WA
Apr 21, 2024CAI · Full0HARWIN TRANSPORT LLC 402741445404AE/WA
Apr 12, 2024CAI · Full0ABT INC 114574745404AE/WA
Apr 11, 2024CAI · Full2OOSABT INC 114574745404AE/WA
Feb 21, 2024CAI · Full4WESTERN CARGO TRANS INC 406661745404AW/WA
Jun 19, 2023CAII · Walk-around3OOSABT INC 114574745404AE/WA
Jun 16, 2023UTIII · Driver-only1H & P EXPRESS LLC 376942745404AE/WA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ABT INC1145747Jun 19, 2023Aug 28, 20255WA
HARWIN TRANSPORT LLC4027414Apr 21, 2024Apr 21, 20241WA
WESTERN CARGO TRANS INC4066617Feb 21, 2024Feb 21, 20241WA
H & P EXPRESS LLC3769427Jun 16, 2023Jun 16, 20231WA
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.
45404AEWAABT INCJun 19, 2023Aug 28, 20255
45404AEWAHARWIN TRANSPORT LLCApr 21, 2024Apr 21, 20241
45404AWWAWESTERN CARGO TRANS INCFeb 21, 2024Feb 21, 20241
45404AEWAH & P EXPRESS LLCJun 16, 2023Jun 16, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026