Equipment unit · VIN-decoded · NHTSA vPIC

2019 Stoughton Trailers

1DW1A5324KSA20574 · Trailer · TRAILER
Carriers run under3
8 mo
Inspections4
all-time
OOS inspections1
of 4
First seenSep 4, 2025
CT
Last seenMay 19, 2026
CO
Inspected under 3 different carriers in 8 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
1DW1A5324KSA20574
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1989 or 2019

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

North American serial sequence
A20574

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
2019

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 · Sep 4, 2025 – May 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 19, 2026COIII · Driver-only0EDER EXPRESS INCORPORATED 3703537CB4565/OK
Mar 25, 2026TXII · Walk-around3OOSRAJO TRANSPORTATION LLC 3580175CB4565/OK
Oct 31, 2025TNIII · Driver-only0MUUV FREIGHT LLC 3619499CB4565/OK
Sep 4, 2025CTIII · Driver-only2MUUV FREIGHT LLC 3619499CB4565/OK
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
EDER EXPRESS INCORPORATED3703537May 19, 2026May 19, 20261IL
RAJO TRANSPORTATION LLC3580175Mar 25, 2026Mar 25, 20261TX
MUUV FREIGHT LLC3619499Sep 4, 2025Oct 31, 20252TX
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.
CB4565OKEDER EXPRESS INCORPORATEDMay 19, 2026May 19, 20261
CB4565OKRAJO TRANSPORTATION LLCMar 25, 2026Mar 25, 20261
CB4565OKMUUV FREIGHT LLCSep 4, 2025Oct 31, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026