Equipment unit · VIN-decoded · NHTSA vPIC

2023 Great Dane Trailers

1GR4M0627PH516226 · Trailer · TRAILER
Freedom
Carriers run under2
38 mo
Inspections5
all-time
OOS inspections2
of 5
First seenAug 10, 2023
TX
Last seenOct 5, 2026
OR
Inspected under 2 different carriers in 38 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
1GR4M0627PH516226
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2023
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
4M062

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1993 or 2023

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

North American serial sequence
516226

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 · Aug 10, 2023 – Oct 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 5, 2026ORIII · Driver-only1OOSUNITY LOGISTICS INC 4218909942908ST/IL
Jan 25, 2024TNIII · Driver-only0—ZA CARGO INC 3184187F24039/IL
Dec 21, 2023ARIII · Driver-only1—ZA CARGO INC 3184187942908TS/IL
Nov 28, 2023KSIII · Driver-only1—ZA CARGO INC 3184187942908TS/IL
Aug 10, 2023TXII · Walk-around6OOSZA CARGO INC 3184187942908ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNITY LOGISTICS INC4218909Oct 5, 2026Oct 5, 20261IL
ZA CARGO INC3184187Aug 10, 2023Jan 25, 20244PA
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.
942908STIL2UNITY LOGISTICS INCOct 5, 2026 → Oct 5, 20261
F24039IL—ZA CARGO INCJan 25, 2024 → Jan 25, 20241
942908TSIL—ZA CARGO INCNov 28, 2023 → Dec 21, 20232
942908STIL—ZA CARGO INCAug 10, 2023 → Aug 10, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026