Equipment unit · VIN-decoded · NHTSA vPIC

1989 Great Dane Trailers

1GRDM0627KH137090 · Trailer · TRAILER
Freedom
Carriers run under2
18 mo
Inspections11
all-time
OOS inspections6
of 11
First seenApr 8, 2024
NM
Last seenOct 16, 2025
IL
Inspected under 2 different carriers in 18 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
1GRDM0627KH137090
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1989
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
DM062

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1989 or 2019

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

North American serial sequence
137090

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 · 855 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 855 decoded VINs at 100.0% prefix purity.

Model line
Freedom

Sourced label · prefix basis 855 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
1989

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 · Apr 8, 2024 – Oct 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 16, 2025ILI · Full23OOSDIAMONDBACK TRUCKING CO 37547715336640/ME
Aug 11, 2025IAI · Full15OOSDIAMONDBACK TRUCKING CO 3754771TLR5336640/ME
Mar 14, 2025SDII · Walk-around4OOSDIAMONDBACK TRUCKING CO 37547715336640/ME
Mar 6, 2025NEIII · Driver-only1DIAMONDBACK TRUCKING CO 37547715336640/ME
Mar 4, 2025MOII · Walk-around18OOSDIAMONDBACK TRUCKING CO 37547715336640/ME
Feb 28, 2025INII · Walk-around17OOSDIAMONDBACK TRUCKING CO 37547715336640/ME
Feb 18, 2025DEII · Walk-around3DIAMONDBACK TRUCKING CO 37547715336640/ME
Oct 29, 2024WII · Full11OOSDIAMONDBACK TRUCKING CO 37547715336640/WI
Sep 26, 2024INIII · Driver-only1DIAMONDBACK TRUCKING CO 37547715336640/ME
Aug 14, 2024WII · Full4DIAMONDBACK TRUCKING CO 37547715336640/ME
Apr 8, 2024NMI · Full0786 TRANSPORT LLC 18995685285927/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DIAMONDBACK TRUCKING CO3754771Aug 14, 2024Oct 16, 202510WI
786 TRANSPORT LLC1899568Apr 8, 2024Apr 8, 20241MO
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.
5336640MEDIAMONDBACK TRUCKING COAug 14, 2024Oct 16, 20258
TLR5336640MEDIAMONDBACK TRUCKING COAug 11, 2025Aug 11, 20251
5336640WIDIAMONDBACK TRUCKING COOct 29, 2024Oct 29, 20241
5285927ME786 TRANSPORT LLCApr 8, 2024Apr 8, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026