Equipment unit · VIN-decoded · NHTSA vPIC

2022 Pj

4P53F4921N1381100 · Trailer · TRAILER
Carriers run under3
31 mo
Inspections14
all-time
OOS inspections6
of 14
First seenOct 17, 2023
MO
Last seenMay 15, 2026
LA
Inspected under 3 different carriers in 31 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
4P53F4921N1381100
Make
Pj
Model
PJ
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
1 · valid

Deterministic · position 9; calculated value 1.

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
381100

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 17, 2023 – May 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 15, 2026LAI · Full0SOUTH TEXAS HAULING LLC 4494689473856M/TX
Apr 21, 2026LAI · Full1OOSSOUTH TEXAS HAULING LLC 4494689473856M/TX
Apr 1, 2026NCI · Full3SOUTH TEXAS HAULING LLC 4494689473856M/TX
Feb 11, 2026SDI · Full0STX HAULING LLC 3934576473856M/TX
Feb 10, 2026NEIII · Driver-only1STX HAULING LLC 3934576473856M/TX
Jan 15, 2026ALI · Full2STX HAULING LLC 3934576473856M/TX
Oct 21, 2025VAIII · Driver-only0GARCO TRANSPORT LLC 3976023473856M/TX
Aug 5, 2025ALI · Full5OOSGARCO TRANSPORT LLC 3976023473856M/TX
Jun 25, 2025VAI · Full3OOSGARCO TRANSPORT LLC 3976023473856M/TX
May 22, 2025ALI · Full0GARCO TRANSPORT LLC 3976023473856M/TX
Apr 9, 2025TNI · Full1OOSGARCO TRANSPORT LLC 3976023473856M/TX
Jan 30, 2024KSII · Walk-around2STX HAULING LLC 3934576473856M/TX
Dec 4, 2023MOI · Full6OOSSTX HAULING LLC 3934576473856M/TX
Oct 17, 2023MOI · Full9OOSSTX HAULING LLC 3934576473856M/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOUTH TEXAS HAULING LLC4494689Apr 1, 2026May 15, 20263TX
STX HAULING LLC3934576Oct 17, 2023Feb 11, 20266TX
GARCO TRANSPORT LLC3976023Apr 9, 2025Oct 21, 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.
473856MTXSOUTH TEXAS HAULING LLCApr 1, 2026May 15, 20263
473856MTXSTX HAULING LLCDec 4, 2023Feb 11, 20265
473856MTXGARCO TRANSPORT LLCApr 9, 2025Oct 21, 20255
473856MILSTX HAULING LLCOct 17, 2023Oct 17, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026