Equipment unit · VIN-decoded · NHTSA vPIC

4S9V6TA22FG347423

Not yet decoded
Carriers run under3
34 mo
Inspections7
all-time
OOS inspections3
of 7
First seenAug 7, 2023
TX
Last seenJun 11, 2026
TX
Inspected under 3 different carriers in 34 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
4S9V6TA22FG347423
Make
Not decoded
Model
Not decoded
Model year
Body class
Not decoded
Vehicle type
Not decoded
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
4S9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
V6TA2

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1985 or 2015

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

North American serial sequence
347423

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
SOUTHERN VAC TRAILERS LLC

Prefix basis · 13 decoded VINs at 100.0% prefix purity.

Model
Southern Vac Trailers LLC

Prefix basis · 13 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
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed make
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
Not established

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 · Aug 7, 2023 – Jun 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 11, 2026TXII · Walk-around4OOSROCA EXPORTS LLC 3640566181C491/TX
Feb 19, 2026USI · Full5OOSDELSA LOGISTICS LLC 2332876181C491/TX
Feb 29, 2024USII · Walk-around1DELSA LOGISTICS MEXICO S DE RL DE CV 2561661181C491/TX
Dec 20, 2023TXII · Walk-around0DELSA LOGISTICS LLC 2332876181C491/TX
Oct 28, 2023TXII · Walk-around4OOSDELSA LOGISTICS LLC 2332876181C491/TX
Aug 23, 2023TXII · Walk-around0DELSA LOGISTICS LLC 233287611V160V/TX
Aug 7, 2023TXII · Walk-around1DELSA LOGISTICS LLC 2332876181C491/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCA EXPORTS LLC3640566Jun 11, 2026Jun 11, 20261TX
DELSA LOGISTICS LLC2332876Aug 7, 2023Feb 19, 20265TX
DELSA LOGISTICS MEXICO S DE RL DE CV2561661Feb 29, 2024Feb 29, 20241CH
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.
181C491TX2ROCA EXPORTS LLCJun 11, 2026Jun 11, 20261
181C491TXDELSA LOGISTICS LLCAug 7, 2023Feb 19, 20264
181C491TXDELSA LOGISTICS MEXICO S DE RL DE CVFeb 29, 2024Feb 29, 20241
11V160VTXDELSA LOGISTICS LLCAug 23, 2023Aug 23, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026