Equipment unit · VIN-decoded · NHTSA vPIC

1988 Great Dane Trailers

1GRAA0623JW102455 · Trailer · TRAILER
Everest (reefer)
Carriers run under5
29 mo
Inspections9
all-time
OOS inspections2
of 9
First seenJul 29, 2023
CA
Last seenDec 29, 2025
AZ
Inspected under 5 different carriers in 29 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
1GRAA0623JW102455
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1988
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
AA062

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1988 or 2018

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

North American serial sequence
102455

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 · 24,927 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 24,927 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 24,927 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
1988

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 · Jul 29, 2023 – Dec 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 29, 2025AZI · Full6OOSATTA TRANSPORT INC 39154285604423/ME
Dec 7, 2025TXI · Full3JTZ TRUCKING INC 43879175548475/ME
Aug 26, 2025CAI · Full1MK TRANS CARGO 36707725548475/ME
Jun 12, 2025TNIII · Driver-only0MK TRANS CARGO 36707725548475/ME
Dec 31, 2024ARIII · Driver-only6NARWAL CARGO INC 42667705427687/ME
Sep 18, 2024MSII · Walk-around0NARWAL CARGO INC 42667703234076/ME
Mar 22, 2024AZIII · Driver-only1LKC FRESNO CORP 31892243234076/ME
Dec 31, 2023CAII · Walk-around3OOSLKC FRESNO CORP 31892243234076/ME
Jul 29, 2023CAIII · Driver-only0LKC FRESNO CORP 31892243234076/ME
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ATTA TRANSPORT INC3915428Dec 29, 2025Dec 29, 20251CA
JTZ TRUCKING INC4387917Dec 7, 2025Dec 7, 20251TX
MK TRANS CARGO3670772Jun 12, 2025Aug 26, 20252CA
NARWAL CARGO INC4266770Sep 18, 2024Dec 31, 20242CA
LKC FRESNO CORP3189224Jul 29, 2023Mar 22, 20243GA
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.
5604423MEATTA TRANSPORT INCDec 29, 2025Dec 29, 20251
5548475MEJTZ TRUCKING INCDec 7, 2025Dec 7, 20251
5548475MEMK TRANS CARGOJun 12, 2025Aug 26, 20252
5427687MENARWAL CARGO INCDec 31, 2024Dec 31, 20241
3234076MENARWAL CARGO INCSep 18, 2024Sep 18, 20241
3234076MELKC FRESNO CORPJul 29, 2023Mar 22, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026