Equipment unit · VIN-decoded · NHTSA vPIC

1GR1A0623NW404107

Not yet decoded
Everest (reefer)
Carriers run under2
18 mo
Inspections2
all-time
OOS inspections0
of 2
First seenApr 30, 2024
PA
Last seenOct 1, 2025
PA
Inspected under 2 different carriers in 18 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
1GR

Deterministic · VIN positions 1–3.

Vehicle descriptor section
1A062

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1992 or 2022

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

North American serial sequence
404107

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
GREAT DANE TRAILERS

Prefix basis · 13,972 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 13,972 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 13,972 decoded VINs at 100.0% prefix purity.

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Apr 30, 2024 – Oct 1, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 1, 2025PAIII · Driver-only2ZELLER TRANSPORTATION LLC 1017769848894/WI
Apr 30, 2024PAIII · Driver-only0AIM INTEGRATED LOGISTICS INC 877115848894/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ZELLER TRANSPORTATION LLC1017769Oct 1, 2025Oct 1, 20251WI
AIM INTEGRATED LOGISTICS INC877115Apr 30, 2024Apr 30, 20241OH
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.
848894WIZELLER TRANSPORTATION LLCOct 1, 2025Oct 1, 20251
848894WIAIM INTEGRATED LOGISTICS INCApr 30, 2024Apr 30, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC