Equipment unit · VIN-decoded · NHTSA vPIC

5V8VC5323ST509683

Not yet decoded
Carriers run under2
15 mo
Inspections3
all-time
OOS inspections0
of 3
First seenApr 3, 2025
KS
Last seenJul 6, 2026
CA
Inspected under 2 different carriers in 15 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
5V8

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VC532

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1995 or 2025

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

North American serial sequence
509683

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
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

Prefix basis · 8,513 decoded VINs at 100.0% prefix purity.

Model
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

Prefix basis · 8,513 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.

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 3, 2025 – Jul 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 6, 2026CAIII · Driver-only1SOUTHWEST HWY LLC 4152144593342T/TN
Jul 30, 2025TNI · Full0STL TRUCKERS LLC 2523551593342T/TN
Apr 3, 2025KSII · Walk-around0STL TRUCKERS LLC 2523551593342T/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOUTHWEST HWY LLC4152144Jul 6, 2026Jul 6, 20261IL
STL TRUCKERS LLC2523551Apr 3, 2025Jul 30, 20252MO
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.
593342TTN2SOUTHWEST HWY LLCJul 6, 2026Jul 6, 20261
593342TTNSTL TRUCKERS LLCApr 3, 2025Jul 30, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC