Equipment unit · VIN-decoded · NHTSA vPIC

2019 Stoughton Trailers

1DW1A532XKBA25827 · Trailer · TRAILER
Carriers run under3
21 mo
Inspections3
all-time
OOS inspections1
of 3
First seenMay 28, 2024
VA
Last seenFeb 8, 2026
NM
Inspected under 3 different carriers in 21 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
1DW1A532XKBA25827
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1989 or 2019

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

North American serial sequence
A25827

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
2019

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 · May 28, 2024 – Feb 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 8, 2026NMI · Full3OOSHERITAGE TRANSPORT INC 1782985TK7942/ID
Sep 8, 2025AZII · Walk-around3DIESEL TRANSPORT INC 2533185TK7942/ID
May 28, 2024VAI · Full5RED STAR TRANSPORT INC 3633404TK7942/ID
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HERITAGE TRANSPORT INC1782985Feb 8, 2026Feb 8, 20261CA
DIESEL TRANSPORT INC2533185Sep 8, 2025Sep 8, 20251CA
RED STAR TRANSPORT INC3633404May 28, 2024May 28, 20241CT
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.
TK7942IDHERITAGE TRANSPORT INCFeb 8, 2026Feb 8, 20261
TK7942IDDIESEL TRANSPORT INCSep 8, 2025Sep 8, 20251
TK7942IDRED STAR TRANSPORT INCMay 28, 2024May 28, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026