Equipment unit · VIN-decoded · NHTSA vPIC

2023 Stoughton Trailers

1DW1A5321PSB11132 · Trailer · TRAILER
Carriers run under3
22 mo
Inspections7
all-time
OOS inspections1
of 7
First seenSep 13, 2024
OH
Last seenJul 27, 2026
CA
Inspected under 3 different carriers in 22 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
1DW1A5321PSB11132
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2023
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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1993 or 2023

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

North American serial sequence
B11132

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
2023

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 · Sep 13, 2024 – Jul 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 27, 2026CAII · Walk-around1OOSWHITE RED WHITE LLC 3945471900582ST/IL
Jul 1, 2026NMII · Walk-around0WHITE RED WHITE LLC 3945471900582ST/IL
Apr 1, 2026SDIII · Driver-only0WHITE RED WHITE LLC 3945471900582ST/IL
Feb 15, 2026UTIII · Driver-only1WHITE RED WHITE LLC 3945471900582ST/IL
Aug 18, 2025MEI · Full0CADENCE PREMIER CARGO INC 1861195900582/IL
Apr 3, 2025WYIII · Driver-only1KPO LOGISTICS INC 2892300900582ST/IL
Sep 13, 2024OHII · Walk-around1CADENCE PREMIER CARGO INC 1861195900582ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WHITE RED WHITE LLC3945471Feb 15, 2026Jul 27, 20264OH
CADENCE PREMIER CARGO INC1861195Sep 13, 2024Aug 18, 20252IL
KPO LOGISTICS INC2892300Apr 3, 2025Apr 3, 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.
900582STIL2WHITE RED WHITE LLCFeb 15, 2026Jul 27, 20264
900582ILCADENCE PREMIER CARGO INCAug 18, 2025Aug 18, 20251
900582STILKPO LOGISTICS INCApr 3, 2025Apr 3, 20251
900582STILCADENCE PREMIER CARGO INCSep 13, 2024Sep 13, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026