Equipment unit · VIN-decoded · NHTSA vPIC

2021 Great Dane Trailers

1GR1A0623MW300845 · Trailer · TRAILER
Everest (reefer)
Carriers run under2
24 mo
Inspections6
all-time
OOS inspections1
of 6
First seenAug 8, 2024
UT
Last seenAug 12, 2026
AZ
Inspected under 2 different carriers in 24 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
1GR1A0623MW300845
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1991 or 2021

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

North American serial sequence
300845

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.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 8, 2024 – Aug 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 12, 2026AZII · Walk-around1—JS EXPRESS INC 4058714475887TM/VA
Mar 12, 2026CAI · Full3OOSJS EXPRESS INC 4058714475887TM/VA
Sep 25, 2025CAII · Walk-around2—JS EXPRESS INC 4058714475887TM/VA
Jul 7, 2025NMII · Walk-around2—JS EXPRESS INC 4058714475887TM/VA
May 5, 2025AZII · Walk-around6—JS EXPRESS INC 4058714DB53438/UT
Aug 8, 2024UTIII · Driver-only1—JAMES H CLARK & SON INC 45262TN9308/ID
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JS EXPRESS INC4058714May 5, 2025Aug 12, 20265VA
JAMES H CLARK & SON INC45262Aug 8, 2024Aug 8, 20241UT
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.
475887TMVA2JS EXPRESS INCJul 7, 2025 → Aug 12, 20264
DB53438UT—JS EXPRESS INCMay 5, 2025 → May 5, 20251
TN9308ID—JAMES H CLARK & SON INCAug 8, 2024 → Aug 8, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026