Equipment unit · VIN-decoded · NHTSA vPIC

2019 Stoughton Trailers

1DW1A5322KBA24784 · Trailer · TRAILER
Carriers run under3
37 mo
Inspections8
all-time
OOS inspections2
of 8
First seenJul 27, 2023
CA
Last seenAug 2, 2026
AZ
Inspected under 3 different carriers in 37 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
1DW1A5322KBA24784
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
2 · valid

Deterministic · position 9; calculated value 2.

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
A24784

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 · Jul 27, 2023 – Aug 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 2, 2026AZII · Walk-around10SIMI TRANSPORT INC 4139807TP4682/ID
Apr 23, 2026AZII · Walk-around1OOSASF CARRIER LLC 3306646TP4682/ID
Mar 11, 2026NMII · Walk-around1ASF CARRIER INC 2510033TP4682/ID
Jul 26, 2025CAI · Full2ASF CARRIER LLC 3306646TP4682/ID
Apr 25, 2025NMII · Walk-around0ASF CARRIER LLC 3306646TP4682/ID
Aug 5, 2024ARII · Walk-around4OOSASF CARRIER LLC 3306646TP4682/ID
Aug 24, 2023NMIII · Driver-only0ASF CARRIER LLC 3306646TP4682/ID
Jul 27, 2023CAI · Full0ASF CARRIER INC 2510033TP4682/ID
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIMI TRANSPORT INC4139807Aug 2, 2026Aug 2, 20261CA
ASF CARRIER LLC3306646Aug 24, 2023Apr 23, 20265CA
ASF CARRIER INC2510033Jul 27, 2023Mar 11, 20262CA
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.
TP4682ID2SIMI TRANSPORT INCAug 2, 2026Aug 2, 20261
TP4682IDASF CARRIER LLCAug 24, 2023Apr 23, 20265
TP4682IDASF CARRIER INCJul 27, 2023Mar 11, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026