Equipment unit · VIN-decoded · NHTSA vPIC

5Z5GC4331MS000446

Not yet decoded
Carriers run under3
33 mo
Inspections3
all-time
OOS inspections3
of 3
First seenJun 20, 2023
FL
Last seenMar 23, 2026
NC
Inspected under 3 different carriers in 33 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
5Z5

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GC433

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
000446

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
APPALACHIAN TRAILERS INC.

Prefix basis · 23 decoded VINs at 100.0% prefix purity.

Model
Appalachian Trailers Inc.

Prefix basis · 23 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.

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 · Jun 20, 2023 – Mar 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 23, 2026NCI · Full6OOSCR4 EXPRESS LLC 4330940QB83PV/FL
Jun 4, 2024FLII · Walk-around16OOSGUERRA NATIONAL TRUCK CORP 4212837QA42UF/FL
Jun 20, 2023FLI · Full4OOSYUMI AUTO TRANSPORT LLC 4048767QA42UE/FL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CR4 EXPRESS LLC4330940Mar 23, 2026Mar 23, 20261TN
GUERRA NATIONAL TRUCK CORP4212837Jun 4, 2024Jun 4, 20241FL
YUMI AUTO TRANSPORT LLC4048767Jun 20, 2023Jun 20, 20231FL
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.
QB83PVFLCR4 EXPRESS LLCMar 23, 2026Mar 23, 20261
QA42UFFLGUERRA NATIONAL TRUCK CORPJun 4, 2024Jun 4, 20241
QA42UEFLYUMI AUTO TRANSPORT LLCJun 20, 2023Jun 20, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC