Equipment unit · NHTSA vPIC identity

2020 Great Dane Trailers

1GR4M0623LH166961 · Trailer · TRAILER
Freedom
Carriers run under2
6 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJun 20, 2025
WI
Last seenDec 19, 2025
IN
Inspected under 2 different carriers in 6 months
These observations show where this VIN appeared, not who owned the vehicle. Sales, leases or owner-operator moves may explain carrier changes. A shared VIN alone is not a fraud finding. Compare dates and sources in the timeline below.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1GR4M0623LH166961
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 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
4M062

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
166961

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 · 2,215 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 2,215 decoded VINs at 100.0% prefix purity.

Model line
Freedom

Sourced label · prefix basis 2,215 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 · Jun 20, 2025 – Dec 19, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 19, 2025INI · Full0—GREENBIRD TRANS INC 19663525452689/ME
Nov 12, 2025WIII · Walk-around1—HULK TRANSPORTATION INC 19320215452689/ME
Jun 20, 2025WIIII · Driver-only0—HULK TRANSPORTATION INC 19320215452689/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GREENBIRD TRANS INC1966352Dec 19, 2025Dec 19, 20251IL
HULK TRANSPORTATION INC1932021Jun 20, 2025Nov 12, 20252IL
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.
5452689ME—GREENBIRD TRANS INCDec 19, 2025 → Dec 19, 20251
5452689ME—HULK TRANSPORTATION INCJun 20, 2025 → Nov 12, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026