Equipment unit · VIN-decoded · NHTSA vPIC

2022 Pj

4P53F4923N1379655 · Trailer · TRAILER
Carriers run under2
30 mo
Inspections7
all-time
OOS inspections3
of 7
First seenOct 25, 2023
TX
Last seenApr 29, 2026
TN
Inspected under 2 different carriers in 30 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
4P53F4923N1379655
Make
Pj
Model
PJ
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 20, 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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1992 or 2022

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

North American serial sequence
379655

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
2022

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 · Oct 25, 2023 – Apr 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2026TNIII · Driver-only1ADAM UNLIMITED FREIGHT LLC 4068614221C766/TX
Apr 9, 2026ILI · Full5OOSADAM UNLIMITED FREIGHT LLC 4068614221C766/TX
Oct 15, 2025SCII · Walk-around0ADAMS UNLIMITED FREIGHT LLC 3281023221C766/TX
Jul 16, 2025MAI · Full7OOSADAMS UNLIMITED FREIGHT LLC 3281023221C766/TX
Feb 11, 2025FLI · Full13OOSADAMS UNLIMITED FREIGHT LLC 3281023221C766/TX
Aug 7, 2024LAI · Full1ADAMS UNLIMITED FREIGHT LLC 3281023221C766/TX
Oct 25, 2023TXI · Full1ADAMS UNLIMITED FREIGHT LLC 3281023221C766/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ADAM UNLIMITED FREIGHT LLC4068614Apr 9, 2026Apr 29, 20262TX
ADAMS UNLIMITED FREIGHT LLC3281023Oct 25, 2023Oct 15, 20255TX
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.
221C766TXADAM UNLIMITED FREIGHT LLCApr 9, 2026Apr 29, 20262
221C766TXADAMS UNLIMITED FREIGHT LLCOct 25, 2023Oct 15, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026