Equipment unit · VIN-decoded · NHTSA vPIC

2001 Stoughton Trailers

1DW1A532X1S454719 · Trailer · TRAILER
Carriers run under3
5 mo
Inspections3
all-time
OOS inspections1
of 3
First seenOct 14, 2025
CA
Last seenMar 16, 2026
CA
Inspected under 3 different carriers in 5 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
1DW1A532X1S454719
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2001
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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2001 or 2031

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

North American serial sequence
454719

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
2001

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 14, 2025 – Mar 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 16, 2026CAI · Full0C-LINE EXPRESS INC 954604LW3387/CA
Jan 28, 2026CAI · Full2OOSAGC TRUCKING INC 32712104LW3387/CA
Oct 14, 2025CAIII · Driver-only0PERFECTOS TRUCKING INC 31276874LW3387/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
C-LINE EXPRESS INC95460Mar 16, 2026Mar 16, 20261CA
AGC TRUCKING INC3271210Jan 28, 2026Jan 28, 20261CA
PERFECTOS TRUCKING INC3127687Oct 14, 2025Oct 14, 20251CA
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.
4LW3387CAC-LINE EXPRESS INCMar 16, 2026Mar 16, 20261
4LW3387CAAGC TRUCKING INCJan 28, 2026Jan 28, 20261
4LW3387CAPERFECTOS TRUCKING INCOct 14, 2025Oct 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026