Equipment unit · VIN-decoded · NHTSA vPIC

2021 Great Dane Trailers

1GR1A0628MT223388 · Trailer · TRAILER
Everest (reefer)
Carriers run under1
21 mo
Inspections9
all-time
OOS inspections2
of 9
First seenSep 14, 2023
UT
Last seenJun 23, 2025
UT
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1GR1A0628MT223388
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
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
8 · valid

Deterministic · position 9; calculated value 8.

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
223388

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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
GREAT DANE TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Great Dane Trailers

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 14, 2023 – Jun 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2025UTI · Full9WMK STAR INC 37579614TG3993/CA
Jun 20, 2025WYIII · Driver-only6WMK STAR INC 37579614TG3993/CA
Aug 7, 2024AZIII · Driver-only1WMK STAR INC 37579614TG3993/CA
Jul 18, 2024CAI · Full5OOSWMK STAR INC 37579614TG3993/CA
Mar 3, 2024ARIII · Driver-only0WMK STAR INC 37579614TG3993/CA
Feb 8, 2024CAII · Walk-around0WMK STAR INC 37579614TG3993/CA
Jan 28, 2024ARIII · Driver-only3OOSWMK STAR INC 37579614TG3993/CA
Oct 1, 2023ARIII · Driver-only0WMK STAR INC 37579614TG3993/CA
Sep 14, 2023UTIII · Driver-only3WMK STAR INC 37579614TG3993/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WMK STAR INC3757961Sep 14, 2023Jun 23, 20259CA
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.
4TG3993CAWMK STAR INCSep 14, 2023Jun 23, 20259
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026