Equipment unit · VIN-decoded · NHTSA vPIC

1UNST4224LL153925

Not yet decoded
Carriers run under2
14 mo
Inspections2
all-time
OOS inspections1
of 2
First seenJun 21, 2024
SC
Last seenAug 8, 2025
NC
Inspected under 2 different carriers in 14 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
1UN

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ST422

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1990 or 2020

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

North American serial sequence
153925

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 21, 2024 – Aug 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 8, 2025NCII · Walk-around1OOSTN SOLUTIONS INC 4209882AJ73098/NC
Jun 21, 2024SCIII · Driver-only1ZEBRA ENVIRONMENTAL & INDUSTRIAL SERVICES INC 1359194AJ73098/NC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TN SOLUTIONS INC4209882Aug 8, 2025Aug 8, 20251NC
ZEBRA ENVIRONMENTAL & INDUSTRIAL SERVICES INC1359194Jun 21, 2024Jun 21, 20241NC
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.
AJ73098NCTN SOLUTIONS INCAug 8, 2025Aug 8, 20251
AJ73098NCZEBRA ENVIRONMENTAL & INDUSTRIAL SERVICES INCJun 21, 2024Jun 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC