Equipment unit · VIN-decoded · NHTSA vPIC

2023 Stoughton Trailers

1DW4C5325PPB29921 · Trailer · TRAILER
Carriers run under3
21 mo
Inspections3
all-time
OOS inspections1
of 3
First seenDec 31, 2024
CT
Last seenSep 17, 2026
IN
Inspected under 3 different carriers in 21 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
1DW4C5325PPB29921
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 14, 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
4C532

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1993 or 2023

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

North American serial sequence
B29921

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 · 33 decoded VINs at 100.0% prefix purity.

Model
Stoughton Trailers

Prefix basis · 33 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 · Dec 31, 2024 – Sep 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 17, 2026INIII · Driver-only0—DASSLER DOMESTIC LOGISTICS INC 2398251351133T/TN
Dec 1, 2025INII · Walk-around3OOSPURE FREIGHT LINES LTD 2564216351133T/TN
Dec 31, 2024CTIII · Driver-only1—DYU LLC 3882880351133T/TN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DASSLER DOMESTIC LOGISTICS INC2398251Sep 17, 2026Sep 17, 20261KY
PURE FREIGHT LINES LTD2564216Dec 1, 2025Dec 1, 20251IL
DYU LLC3882880Dec 31, 2024Dec 31, 20241CT
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.
351133TTN2DASSLER DOMESTIC LOGISTICS INCSep 17, 2026 → Sep 17, 20261
351133TTN—PURE FREIGHT LINES LTDDec 1, 2025 → Dec 1, 20251
351133TTN—DYU LLCDec 31, 2024 → Dec 31, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 14, 2026