Equipment unit · VIN-decoded · NHTSA vPIC

1DW1A5334FS579103

Not yet decoded
Carriers run under2
36 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJun 27, 2023
KY
Last seenJun 12, 2026
IN
Inspected under 2 different carriers in 36 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
1A533

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1985 or 2015

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

North American serial sequence
579103

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 · 5 decoded VINs at 100.0% prefix purity.

Model
Stoughton Trailers

Prefix basis · 5 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 · Jun 27, 2023 – Jun 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 12, 2026INIII · Driver-only1BELMONT WAREHOUSE INC 217877P883731/IN
Jun 27, 2023KYII · Walk-around0ACME TRANSPORT LLC 2922256P883731/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BELMONT WAREHOUSE INC217877Jun 12, 2026Jun 12, 20261IN
ACME TRANSPORT LLC2922256Jun 27, 2023Jun 27, 20231IN
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.
P883731INBELMONT WAREHOUSE INCJun 12, 2026Jun 12, 20261
P883731INACME TRANSPORT LLCJun 27, 2023Jun 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC