Equipment unit · VIN-decoded · NHTSA vPIC

2023 Stoughton Trailers

1DW4C5323PWB16512 · Trailer · TRAILER
Carriers run under3
12 mo
Inspections3
all-time
OOS inspections2
of 3
First seenJul 11, 2025
TX
Last seenJul 21, 2026
CA
Inspected under 3 different carriers in 12 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
1DW4C5323PWB16512
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 27, 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
3 · valid

Deterministic · position 9; calculated value 3.

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
B16512

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.

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
2023

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 · Jul 11, 2025 – Jul 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2026CAI · Full1UNITED PARCEL SERVICE INC 21800259832T/TN
Jul 12, 2025TXII · Walk-around5OOSGENESIS INTERMODAL SERVICES LLC 3408478259832T/TN
Jul 11, 2025TXII · Walk-around2OOSDIRECT CHASSISLINK INC 1909823259832T/TN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNITED PARCEL SERVICE INC21800Jul 21, 2026Jul 21, 20261GA
GENESIS INTERMODAL SERVICES LLC3408478Jul 12, 2025Jul 12, 20251TX
DIRECT CHASSISLINK INC1909823Jul 11, 2025Jul 11, 20251NC
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.
259832TTN2UNITED PARCEL SERVICE INCJul 21, 2026Jul 21, 20261
259832TTNGENESIS INTERMODAL SERVICES LLCJul 12, 2025Jul 12, 20251
259832TTNDIRECT CHASSISLINK INCJul 11, 2025Jul 11, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 27, 2026