Equipment unit · VIN-decoded · NHTSA vPIC

2024 Pj

4P53F4923R1404043 · Trailer · TRAILER
Carriers run under3
21 mo
Inspections4
all-time
OOS inspections1
of 4
First seenFeb 21, 2024
MD
Last seenNov 3, 2025
TN
Inspected under 3 different carriers in 21 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
4P53F4923R1404043
Make
Pj
Model
PJ
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 14, 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
1994 or 2024

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

North American serial sequence
404043

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
2024

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 · Feb 21, 2024 – Nov 3, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 3, 2025TNI · Full0XPEDITE TRANSPORT LLC 3891460376378M/TX
Apr 29, 2025TNI · Full0WM TRUCKING LLC 4180820376378M/TX
Mar 11, 2025MOI · Full1WM TRUCKING LLC 4180820376378M/TX
Feb 21, 2024MDII · Walk-around2OOSSJ & SONS TRANSPORT LLC 3798828376378M/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
XPEDITE TRANSPORT LLC3891460Nov 3, 2025Nov 3, 20251TX
WM TRUCKING LLC4180820Mar 11, 2025Apr 29, 20252IA
SJ & SONS TRANSPORT LLC3798828Feb 21, 2024Feb 21, 20241VA
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.
376378MTXXPEDITE TRANSPORT LLCNov 3, 2025Nov 3, 20251
376378MTXWM TRUCKING LLCMar 11, 2025Apr 29, 20252
376378MTXSJ & SONS TRANSPORT LLCFeb 21, 2024Feb 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 14, 2026