Equipment unit · VIN-decoded · NHTSA vPIC

2026 Pj

4P53F4920T1427707 · Trailer · TRAILER
Carriers run under3
11 mo
Inspections4
all-time
OOS inspections2
of 4
First seenSep 3, 2025
MS
Last seenAug 1, 2026
MS
Inspected under 3 different carriers in 11 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
4P53F4920T1427707
Make
Pj
Model
PJ
Model year
2026
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 4, 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
3F492

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1996 or 2026

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

North American serial sequence
427707

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 · 868 decoded VINs at 100.0% prefix purity.

Model
PJ

Prefix basis · 868 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
2026

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 · Sep 3, 2025 – Aug 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 1, 2026MSI · Full2HEROE TRANSPORTATION LLC 4345747557-7977/ME
Jun 9, 2026NYIII · Driver-only3OOSWP TRANSPORT LLC 44531155577977/ME
Dec 23, 2025LAIII · Driver-only2BLUE SOUTH TRUCKING CORP 35321655577977/ME
Sep 3, 2025MSI · Full4OOSBLUE SOUTH TRUCKING CORP 35321655577977/ME
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HEROE TRANSPORTATION LLC4345747Aug 1, 2026Aug 1, 20261FL
WP TRANSPORT LLC4453115Jun 9, 2026Jun 9, 20261TX
BLUE SOUTH TRUCKING CORP3532165Sep 3, 2025Dec 23, 20252FL
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.
557-7977ME2HEROE TRANSPORTATION LLCAug 1, 2026Aug 1, 20261
5577977ME2WP TRANSPORT LLCJun 9, 2026Jun 9, 20261
5577977MEBLUE SOUTH TRUCKING CORPSep 3, 2025Dec 23, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 4, 2026