Equipment unit · VIN-decoded · NHTSA vPIC

1988 Great Dane Trailers

1GRAA0628JW121146 · Trailer · TRAILER
Everest (reefer)
Carriers run under2
30 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJul 19, 2023
WA
Last seenJan 21, 2026
AZ
Inspected under 2 different carriers in 30 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

VIN
1GRAA0628JW121146
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1988
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
AA062

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1988 or 2018

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

North American serial sequence
121146

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 · 24,927 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 24,927 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 24,927 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
1988

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 · Jul 19, 2023 – Jan 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 21, 2026AZII · Walk-around3OOSG HAWK TRANSPORT INC 41442224RE2539/CA
Jun 12, 2024NMIII · Driver-only0GMS TRANSPORT INC 11535944RE2539/CA
Jul 26, 2023AZIII · Driver-only3GMS TRANSPORT INC 11535944RE2539/CA
Jul 19, 2023WAIII · Driver-only1GMS TRANSPORT INC 11535944RE2539/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
G HAWK TRANSPORT INC4144222Jan 21, 2026Jan 21, 20261CA
GMS TRANSPORT INC1153594Jul 19, 2023Jun 12, 20243CA
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.
4RE2539CAG HAWK TRANSPORT INCJan 21, 2026Jan 21, 20261
4RE2539CAGMS TRANSPORT INCJul 19, 2023Jun 12, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026