Equipment unit · VIN-decoded · NHTSA vPIC

1DW1A5325SS944499

Not yet decoded
Carriers run under2
20 mo
Inspections2
all-time
OOS inspections1
of 2
First seenJan 8, 2024
US
Last seenSep 30, 2025
US
Inspected under 2 different carriers in 20 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1995 or 2025

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

North American serial sequence
944499

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.

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 · Jan 8, 2024 – Sep 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 30, 2025USI · Full11OOSOLGA NALLELY PENA SOTO 4170728CX5354/OK
Jan 8, 2024USII · Walk-around2CORSA TRANSPORTES SA DE CV 1141842CX5354/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
OLGA NALLELY PENA SOTO4170728Sep 30, 2025Sep 30, 20251TA
CORSA TRANSPORTES SA DE CV1141842Jan 8, 2024Jan 8, 20241NL
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.
CX5354OKOLGA NALLELY PENA SOTOSep 30, 2025Sep 30, 20251
CX5354OKCORSA TRANSPORTES SA DE CVJan 8, 2024Jan 8, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC