Equipment unit · VIN-decoded · NHTSA vPIC

1988 Great Dane Trailers

1GRAA0628JW123303 · Trailer · TRAILER
Everest (reefer)
Carriers run under2
30 mo
Inspections7
all-time
OOS inspections2
of 7
First seenJun 20, 2023
CA
Last seenDec 29, 2025
CA
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
1GRAA0628JW123303
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1988
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
123303

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 · Jun 20, 2023 – Dec 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 29, 2025CAIII · Driver-only1HARMAN TRANSPORTATION INC 8079655432880/ME
Jan 6, 2025CAIII · Driver-only0HARMAN TRANSPORTATION INC 807965648500ST/IL
Nov 16, 2024ORIII · Driver-only4OOSHARMAN TRANSPORTATION INC 807965648500ST/IL
Jan 10, 2024CAII · Walk-around3HARMAN TRANSPORTATION INC 807965648500ST/IL
Nov 28, 2023CAIII · Driver-only1HARMAN TRANSPORTATION INC 807965648500ST/IL
Sep 8, 2023CAI · Full0MD CARRIER INC 3587066648500ST/IL
Jun 20, 2023CAII · Walk-around2OOSHARMAN TRANSPORTATION INC 807965648500ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HARMAN TRANSPORTATION INC807965Jun 20, 2023Dec 29, 20256CA
MD CARRIER INC3587066Sep 8, 2023Sep 8, 20231CA
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.
5432880MEHARMAN TRANSPORTATION INCDec 29, 2025Dec 29, 20251
648500STILHARMAN TRANSPORTATION INCJun 20, 2023Jan 6, 20255
648500STILMD CARRIER INCSep 8, 2023Sep 8, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026