Equipment unit · VIN-decoded · NHTSA vPIC

4Z411111X2P003707

Not yet decoded
Carriers run under2
7 mo
Inspections2
all-time
OOS inspections1
of 2
First seenSep 20, 2024
CA
Last seenApr 29, 2025
CA
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
11111

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2002 or 2032

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

North American serial sequence
003707

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 · Sep 20, 2024 – Apr 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2025CAII · Walk-around4OOSTHIARA BROS EXPRESS INC 29911541WY5144/CA
Sep 20, 2024CAII · Walk-around4G TRUCKLINE INC 30965361WY5144/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THIARA BROS EXPRESS INC2991154Apr 29, 2025Apr 29, 20251CA
G TRUCKLINE INC3096536Sep 20, 2024Sep 20, 20241CA
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.
1WY5144CATHIARA BROS EXPRESS INCApr 29, 2025Apr 29, 20251
1WY5144CAG TRUCKLINE INCSep 20, 2024Sep 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC