Equipment unit · VIN-decoded · NHTSA vPIC

2021 Vanguard National Trailer Corporation (vntc)

5V8VC5322MM106680 · Trailer · TRAILER
Carriers run under4
29 mo
Inspections4
all-time
OOS inspections2
of 4
First seenAug 23, 2023
AZ
Last seenJan 22, 2026
AZ
Inspected under 4 different carriers in 29 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
5V8VC5322MM106680
Make
Vanguard National Trailer Corporation (vntc)
Model
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 18, 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1991 or 2021

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

North American serial sequence
106680

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
2021

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 · Aug 23, 2023 – Jan 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 22, 2026AZII · Walk-around20OOS4S TRANSPORT LLC 37708484TP2300/CA
Jan 5, 2026KSIII · Driver-only2PRO TEC INC 25967824TP2300/CA
Sep 28, 2023CAII · Walk-around3OOSKAL FREIGHT INC 25116204TP2300/CA
Aug 23, 2023AZI · Full2SPG TRANSPORTATION INC 28811434TP2300/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
4S TRANSPORT LLC3770848Jan 22, 2026Jan 22, 20261AZ
PRO TEC INC2596782Jan 5, 2026Jan 5, 20261GA
KAL FREIGHT INC2511620Sep 28, 2023Sep 28, 20231TX
SPG TRANSPORTATION INC2881143Aug 23, 2023Aug 23, 20231TX
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.
4TP2300CA4S TRANSPORT LLCJan 22, 2026Jan 22, 20261
4TP2300CAPRO TEC INCJan 5, 2026Jan 5, 20261
4TP2300CAKAL FREIGHT INCSep 28, 2023Sep 28, 20231
4TP2300CASPG TRANSPORTATION INCAug 23, 2023Aug 23, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 18, 2026