Equipment unit · VIN-decoded · NHTSA vPIC

2021 Pj

4P5LD4023M1363540 · Trailer · TRAILER
Carriers run under1
16 mo
Inspections5
all-time
OOS inspections4
of 5
First seenJun 19, 2023
TN
Last seenOct 25, 2024
OK
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4P5LD4023M1363540
Make
Pj
Model
PJ
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 30, 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
4P5

Deterministic · VIN positions 1–3.

Vehicle descriptor section
LD402

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1991 or 2021

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

North American serial sequence
363540

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
PJ

Prefix basis · 157 decoded VINs at 100.0% prefix purity.

Model
PJ

Prefix basis · 157 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
PJ

Observed directly for this VIN via NHTSA vPIC.

Observed model
PJ

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 · Jun 19, 2023 – Oct 25, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 25, 2024OKI · Full7OOSSTEPHEN BROWN ENTERPRISES LLC 3471969PT10378/AR
Oct 6, 2023MOIII · Driver-only1STEPHEN BROWN ENTERPRISES LLC 3471969PT210377/AR
Sep 26, 2023ARI · Full4OOSSTEPHEN BROWN ENTERPRISES LLC 3471969PT210374/AR
Sep 20, 2023MOI · Full2OOSSTEPHEN BROWN ENTERPRISES LLC 3471969PT210374/AR
Jun 19, 2023TNI · Full2OOSSTEPHEN BROWN ENTERPRISES LLC 3471969PT210318/AR
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STEPHEN BROWN ENTERPRISES LLC3471969Jun 19, 2023Oct 25, 20245AR
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.
PT10378ARSTEPHEN BROWN ENTERPRISES LLCOct 25, 2024Oct 25, 20241
PT210377ARSTEPHEN BROWN ENTERPRISES LLCOct 6, 2023Oct 6, 20231
PT210374ARSTEPHEN BROWN ENTERPRISES LLCSep 20, 2023Sep 26, 20232
PT210318ARSTEPHEN BROWN ENTERPRISES LLCJun 19, 2023Jun 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 30, 2026