Equipment unit · VIN-decoded · NHTSA vPIC

1984 Great Dane Trailers

1GRAP0624ET587713 · Trailer · TRAILER
Champion (dry van)
Carriers run under3
30 mo
Inspections7
all-time
OOS inspections2
of 7
First seenDec 19, 2023
SD
Last seenJun 3, 2026
CA
Inspected under 3 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
1GRAP0624ET587713
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1984
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 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
AP062

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1984 or 2014

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

North American serial sequence
587713

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
1984

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 · Dec 19, 2023 – Jun 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 3, 2026CAI · Full0JASS TRANSPORTATION INC 32765234WF4151/CA
Jun 2, 2026CAI · Full3OOSJASS TRANSPORTATION INC 32765234WF4151/CA
Nov 25, 2025CAIII · Driver-only1AHAR ROADLINE INC 36849094WF4151/CA
Dec 9, 2024CAI · Full3OOSAHAR ROADLINE INC 36849094WF4151/CA
Dec 3, 2024CAII · Walk-around1AHAR ROADLINE INC 36849094WF4151/CA
Sep 24, 2024NVII · Walk-around4AHAR ROADLINE INC 36849094WF4151/CA
Dec 19, 2023SDIII · Driver-only0KNIGHT TRANSPORTATION INC 428823P342429/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JASS TRANSPORTATION INC3276523Jun 2, 2026Jun 3, 20262CA
AHAR ROADLINE INC3684909Sep 24, 2024Nov 25, 20254CA
KNIGHT TRANSPORTATION INC428823Dec 19, 2023Dec 19, 20231AZ
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.
4WF4151CAJASS TRANSPORTATION INCJun 2, 2026Jun 3, 20262
4WF4151CAAHAR ROADLINE INCSep 24, 2024Nov 25, 20254
P342429INKNIGHT TRANSPORTATION INCDec 19, 2023Dec 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026