Equipment unit · VIN-decoded · NHTSA vPIC

2023 Vanguard National Trailer Corporation (vntc)

5V8VC5321PT303639 · Trailer · TRAILER
Carriers run under3
23 mo
Inspections3
all-time
OOS inspections1
of 3
First seenMay 21, 2024
TX
Last seenApr 6, 2026
TN
Inspected under 3 different carriers in 23 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
5V8VC5321PT303639
Make
Vanguard National Trailer Corporation (vntc)
Model
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 9, 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
5V8

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VC532

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
303639

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.

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
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

Observed directly for this VIN via NHTSA vPIC.

Observed model
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

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 · May 21, 2024 – Apr 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 6, 2026TNIII · Driver-only1SPARTAN CARRIER GROUP LLC 3793241362016T/TN
Feb 16, 2026MOIII · Driver-only2KIRK AND SONS LLC 4217940362016T/TN
May 21, 2024TXI · Full8OOSZ & B TRANSPORT LLC 3254877362016T/TN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SPARTAN CARRIER GROUP LLC3793241Apr 6, 2026Apr 6, 20261TX
KIRK AND SONS LLC4217940Feb 16, 2026Feb 16, 20261IN
Z & B TRANSPORT LLC3254877May 21, 2024May 21, 20241TX
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.
362016TTNSPARTAN CARRIER GROUP LLCApr 6, 2026Apr 6, 20261
362016TTNKIRK AND SONS LLCFeb 16, 2026Feb 16, 20261
362016TTNZ & B TRANSPORT LLCMay 21, 2024May 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026