Equipment unit · VIN-decoded · NHTSA vPIC

1999 Stoughton Trailers

1DW1A5328XS326018 · Trailer · TRAILER
Carriers run under1
16 mo
Inspections8
all-time
OOS inspections1
of 8
First seenMar 20, 2025
TX
Last seenJul 27, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1DW1A5328XS326018
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
1999
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 19, 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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1999 or 2029

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

North American serial sequence
326018

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
1999

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 · Mar 20, 2025 – Jul 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 27, 2026TXI · Full1LEOPOLDO ANDRADE MONTES 307151142TX6U/MX
Apr 2, 2026USI · Full2LEOPOLDO ANDRADE MONTES 307151142TX6U/MX
Feb 19, 2026TXI · Full2LEOPOLDO ANDRADE MONTES 307151142TX6U/MX
Nov 18, 2025TXI · Full3LEOPOLDO ANDRADE MONTES 307151142TX6U/MX
Aug 20, 2025USI · Full2LEOPOLDO ANDRADE MONTES 307151142TX6U/MX
Jul 11, 2025TXI · Full5LEOPOLDO ANDRADE MONTES 307151142TX6U/MX
May 9, 2025TXI · Full3LEOPOLDO ANDRADE MONTES 307151142TX6U/MX
Mar 20, 2025TXI · Full11OOSLEOPOLDO ANDRADE MONTES 307151142TX6U/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LEOPOLDO ANDRADE MONTES3071511Mar 20, 2025Jul 27, 20268TA
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.
42TX6UMX2LEOPOLDO ANDRADE MONTESMar 20, 2025Jul 27, 20268
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026