Equipment unit · VIN-decoded · NHTSA vPIC

2025 Stoughton Trailers

1DW1A5328SSB90548 · Trailer · TRAILER
Carriers run under3
21 mo
Inspections3
all-time
OOS inspections0
of 3
First seenDec 9, 2024
AR
Last seenSep 15, 2026
CO
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
1DW1A5328SSB90548
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2025
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
1A532

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1995 or 2025

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

North American serial sequence
B90548

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 · Dec 9, 2024 – Sep 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 15, 2026COIII · Driver-only0—KCK EXPRESS LLC 4009346527411/ME
Sep 11, 2025TXIII · Driver-only0—SMOOTH TRANSPORT INC 29886505274411/ME
Dec 9, 2024ARIII · Driver-only0—TTL TRANSPORT INC 39297805274411/ME
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KCK EXPRESS LLC4009346Sep 15, 2026Sep 15, 20261KS
SMOOTH TRANSPORT INC2988650Sep 11, 2025Sep 11, 20251GA
TTL TRANSPORT INC3929780Dec 9, 2024Dec 9, 20241CA
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.
527411ME2KCK EXPRESS LLCSep 15, 2026 → Sep 15, 20261
5274411ME—SMOOTH TRANSPORT INCSep 11, 2025 → Sep 11, 20251
5274411ME—TTL TRANSPORT INCDec 9, 2024 → Dec 9, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 14, 2026