Equipment unit · VIN-decoded · NHTSA vPIC

2023 Great Dane Trailers

1GR1A062XPW519421 · Trailer · TRAILER
Everest (reefer)
Carriers run under3
12 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJun 25, 2025
OR
Last seenJun 23, 2026
OR
Inspected under 3 different carriers in 12 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
1GR1A062XPW519421
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2023
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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1993 or 2023

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

North American serial sequence
519421

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
2023

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 · Jun 25, 2025 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026ORIII · Driver-only0SKY HIGHS INC 44132944WN1713/CA
Jun 23, 2026ORIII · Driver-only0SKY HIGHS INC 44132944WN1713/CA
May 14, 2026ORI · Full0DIAMOND TRANSPORTATION LOGISTICS INC 12537644WN1713/CA
Aug 18, 2025NMI · Full0DIAMOND TRANSPORTATION LOGISTICS INC 12537644WN1713/CA
Jun 25, 2025ORIII · Driver-only4CS TRUCK LINES INC 7522994WN1713/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SKY HIGHS INC4413294Jun 23, 2026Jun 23, 20262CA
DIAMOND TRANSPORTATION LOGISTICS INC1253764Aug 18, 2025May 14, 20262CA
CS TRUCK LINES INC752299Jun 25, 2025Jun 25, 20251CA
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.
4WN1713CA2SKY HIGHS INCJun 23, 2026Jun 23, 20262
4WN1713CADIAMOND TRANSPORTATION LOGISTICS INCAug 18, 2025May 14, 20262
4WN1713CACS TRUCK LINES INCJun 25, 2025Jun 25, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026