Equipment unit · VIN-decoded · NHTSA vPIC

2023 Pj

4P53F4920P1398456 · Trailer · TRAILER
Carriers run under1
27 mo
Inspections10
all-time
OOS inspections5
of 10
First seenApr 2, 2024
MS
Last seenJul 22, 2026
TN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4P53F4920P1398456
Make
Pj
Model
PJ
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
1993 or 2023

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

North American serial sequence
398456

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
2023

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 · Apr 2, 2024 – Jul 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 22, 2026TNI · Full0ADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
May 19, 2026NCIII · Driver-only0ADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
Nov 26, 2025LAIII · Driver-only2ADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
Nov 3, 2025TXI · Full1OOSADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
Aug 29, 2025ALIII · Driver-only3OOSADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
Apr 19, 2025TXII · Walk-around1OOSADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
Feb 12, 2025AZII · Walk-around14OOSADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
Jun 25, 2024TNI · Full1ADAMS UNLIMITED FREIGHT LLC 3281023558910M/UK
Jun 3, 2024MOII · Walk-around8OOSADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
Apr 2, 2024MSI · Full0ADAMS UNLIMITED FREIGHT LLC 3281023558910M/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ADAMS UNLIMITED FREIGHT LLC3281023Apr 2, 2024Jul 22, 202610TX
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.
558910MTX2ADAMS UNLIMITED FREIGHT LLCApr 2, 2024Jul 22, 20269
558910MUKADAMS UNLIMITED FREIGHT LLCJun 25, 2024Jun 25, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026