Equipment unit · VIN-decoded · NHTSA vPIC

2020 Stoughton Trailers

1DW1A5322LSA30280 · Trailer · TRAILER
Carriers run under3
25 mo
Inspections3
all-time
OOS inspections0
of 3
First seenOct 10, 2023
TX
Last seenNov 30, 2025
TX
Inspected under 3 different carriers in 25 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
1DW1A5322LSA30280
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1990 or 2020

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

North American serial sequence
A30280

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
2020

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 · Oct 10, 2023 – Nov 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 30, 2025TXII · Walk-around0WHEEL KING INC 3381311S5519P/ON
Jul 30, 2025MIIII · Driver-only1WHEEL KING USA LLC 3031871S5519/ON
Oct 10, 2023TXII · Walk-around0WHEEL KING TRANSHAUL INC 2254869S5519P/ON
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WHEEL KING INC3381311Nov 30, 2025Nov 30, 20251OH
WHEEL KING USA LLC3031871Jul 30, 2025Jul 30, 20251TX
WHEEL KING TRANSHAUL INC2254869Oct 10, 2023Oct 10, 20231ON
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.
S5519PONWHEEL KING INCNov 30, 2025Nov 30, 20251
S5519ONWHEEL KING USA LLCJul 30, 2025Jul 30, 20251
S5519PONWHEEL KING TRANSHAUL INCOct 10, 2023Oct 10, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026