Equipment unit · VIN-decoded · NHTSA vPIC

1986 Great Dane Trailers

1GRAP0623GK255996 · Trailer · TRAILER
Champion (dry van)
Carriers run under2
30 mo
Inspections4
all-time
OOS inspections1
of 4
First seenFeb 5, 2024
IL
Last seenAug 17, 2026
WI
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
1GRAP0623GK255996
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1986
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 20, 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
AP062

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
255996

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 · 10,816 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 10,816 decoded VINs at 100.0% prefix purity.

Model line
Champion (dry van)

Sourced label · prefix basis 10,816 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
1986

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 · Feb 5, 2024 – Aug 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 17, 2026WIIII · Driver-only1OOSSPEEDY EXPRESS LLC 377889924M5TJ/MO
Jan 30, 2025MDII · Walk-around3QUALITY WHEELS INC 2558473786056ST/IL
Oct 3, 2024MDII · Walk-around1QUALITY WHEELS INC 2558473786056ST/IL
Feb 5, 2024ILIII · Driver-only1QUALITY WHEELS INC 2558473786056ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SPEEDY EXPRESS LLC3778899Aug 17, 2026Aug 17, 20261MO
QUALITY WHEELS INC2558473Feb 5, 2024Jan 30, 20253IL
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.
24M5TJMO2SPEEDY EXPRESS LLCAug 17, 2026Aug 17, 20261
786056STILQUALITY WHEELS INCFeb 5, 2024Jan 30, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 20, 2026