Equipment unit · VIN-decoded · NHTSA vPIC

4Z4111629WP000577

Not yet decoded
Carriers run under2
7 mo
Inspections2
all-time
OOS inspections1
of 2
First seenNov 3, 2025
TX
Last seenJun 9, 2026
TX
Inspected under 2 different carriers in 7 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
4Z4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
11162

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1998 or 2028

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

North American serial sequence
000577

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 · Nov 3, 2025 – Jun 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 9, 2026TXII · Walk-around0VILLELA NORTHWEST SERVICE LLC 4078340TW3372/ID
Nov 3, 2025TXII · Walk-around18OOSARNOLD BOYZ TRUCKING LLC 43883587540FTJ/NM
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VILLELA NORTHWEST SERVICE LLC4078340Jun 9, 2026Jun 9, 20261TX
ARNOLD BOYZ TRUCKING LLC4388358Nov 3, 2025Nov 3, 20251TX
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.
TW3372IDVILLELA NORTHWEST SERVICE LLCJun 9, 2026Jun 9, 20261
7540FTJNMARNOLD BOYZ TRUCKING LLCNov 3, 2025Nov 3, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC