Equipment unit · VIN-decoded · NHTSA vPIC

2022 Great Dane Trailers

1GR1A0620NW404646 · Trailer · TRAILER
Everest (reefer)
Carriers run under3
32 mo
Inspections10
all-time
OOS inspections1
of 10
First seenSep 6, 2023
CA
Last seenMay 17, 2026
NM
Inspected under 3 different carriers in 32 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
1GR1A0620NW404646
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2022
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
1A062

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1992 or 2022

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

North American serial sequence
404646

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 · 13,972 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 13,972 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 13,972 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
2022

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 · Sep 6, 2023 – May 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 17, 2026NMII · Walk-around1JATT TRANSPORTATION CORP 4222195848802ST/IL
Feb 13, 2026NMII · Walk-around1DHAMI TRANSPORT INC 1786774848802ST/IL
Dec 10, 2025NMIII · Driver-only0DHAMI TRANSPORT INC 1786774848602ST/IL
Jun 2, 2025INIII · Driver-only1JATT TRANSPORTATION CORP 4222195848802ST/IL
Apr 10, 2025CAI · Full1DHAMI TRANSPORT INC 1786774848802ST/IL
Jan 29, 2025NEIII · Driver-only0DHAMI TRANSPORT INC 1786774842302ST/IL
Oct 25, 2024OHIII · Driver-only0DHAMI TRANSPORT INC 1786774848802ST/IL
Jun 4, 2024CAIII · Driver-only4OOSDHAMI TRANSPORT INC 1786774848802ST/IL
May 16, 2024ILIII · Driver-only0CHITOWN EXPRESS INC 2961310848802ST/IL
Sep 6, 2023CAIII · Driver-only2DHAMI TRANSPORT INC 1786774848802ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JATT TRANSPORTATION CORP4222195Jun 2, 2025May 17, 20262TN
DHAMI TRANSPORT INC1786774Sep 6, 2023Feb 13, 20267IL
CHITOWN EXPRESS INC2961310May 16, 2024May 16, 20241IL
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.
848802STILJATT TRANSPORTATION CORPJun 2, 2025May 17, 20262
848802STILDHAMI TRANSPORT INCSep 6, 2023Feb 13, 20265
848602STILDHAMI TRANSPORT INCDec 10, 2025Dec 10, 20251
842302STILDHAMI TRANSPORT INCJan 29, 2025Jan 29, 20251
848802STILCHITOWN EXPRESS INCMay 16, 2024May 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026