Equipment unit · VIN-decoded · NHTSA vPIC

2016 Great Dane Trailers

1GRDM9621GH729368 · Trailer · TRAILER
Freedom
Carriers run under2
31 mo
Inspections6
all-time
OOS inspections3
of 6
First seenOct 18, 2023
KY
Last seenMay 29, 2026
OH
Inspected under 2 different carriers in 31 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
1GRDM9621GH729368
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2016
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
DM962

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1986 or 2016

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

North American serial sequence
729368

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 · 3,507 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 3,507 decoded VINs at 100.0% prefix purity.

Model line
Freedom

Sourced label · prefix basis 3,507 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
2016

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 · Oct 18, 2023 – May 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 29, 2026OHIII · Driver-only0IRB TRANSPORT LLC 43329325179742/MA
Mar 12, 2026KYI · Full3OOSIBP TRANSPORTATION INC 36781965179742/ME
Jun 4, 2025INIII · Driver-only3IBP TRANSPORTATION INC 36781965179742/ME
Feb 23, 2025TXII · Walk-around2OOSIBP TRANSPORTATION INC 36781965179742/ME
May 6, 2024MEII · Walk-around1OOSIBP TRANSPORTATION INC 36781965179742/ME
Oct 18, 2023KYI · Full1IBP TRANSPORTATION INC 36781965179742/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
IRB TRANSPORT LLC4332932May 29, 2026May 29, 20261MA
IBP TRANSPORTATION INC3678196Oct 18, 2023Mar 12, 20265MA
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.
5179742MAIRB TRANSPORT LLCMay 29, 2026May 29, 20261
5179742MEIBP TRANSPORTATION INCOct 18, 2023Mar 12, 20265
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026