Equipment unit · VIN-decoded · NHTSA vPIC

1GR1A0623LK156199

Not yet decoded
Everest (reefer)
Carriers run under2
23 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJan 31, 2024
IL
Last seenDec 10, 2025
OH
Inspected under 2 different carriers in 23 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
1990 or 2020

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

North American serial sequence
156199

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 · Jan 31, 2024 – Dec 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 10, 2025OHIII · Driver-only0MARKA TRANSPORTATION INC 2374497704654ST/IL
Jan 31, 2024ILIII · Driver-only0MARKA TRANSPORT INC 1427649704654ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARKA TRANSPORTATION INC2374497Dec 10, 2025Dec 10, 20251IL
MARKA TRANSPORT INC1427649Jan 31, 2024Jan 31, 20241IL
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.
704654STILMARKA TRANSPORTATION INCDec 10, 2025Dec 10, 20251
704654STILMARKA TRANSPORT INCJan 31, 2024Jan 31, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC