Equipment unit · VIN-decoded · NHTSA vPIC

1DW1A5327CS278232

Not yet decoded
Carriers run under2
28 mo
Inspections2
all-time
OOS inspections0
of 2
First seenAug 14, 2023
MI
Last seenDec 18, 2025
MI
Inspected under 2 different carriers in 28 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
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1982 or 2012

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

North American serial sequence
278232

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 · Aug 14, 2023 – Dec 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 18, 2025MIII · Walk-around1MATRIX TRANSPORTATION INC 2267337D624233/MI
Aug 14, 2023MIIII · Driver-only2CHECKMATE TRANSPORTATION LLC 2998558D624233/MI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MATRIX TRANSPORTATION INC2267337Dec 18, 2025Dec 18, 20251MI
CHECKMATE TRANSPORTATION LLC2998558Aug 14, 2023Aug 14, 20231MI
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.
D624233MIMATRIX TRANSPORTATION INCDec 18, 2025Dec 18, 20251
D624233MICHECKMATE TRANSPORTATION LLCAug 14, 2023Aug 14, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC