Equipment unit · VIN-decoded · NHTSA vPIC

2023 Great Dane Trailers

1GR1P0620PJ509444 · Trailer · TRAILER
Champion (dry van)
Carriers run under2
34 mo
Inspections13
all-time
OOS inspections2
of 13
First seenJun 24, 2023
CA
Last seenApr 29, 2026
CA
Inspected under 2 different carriers in 34 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
1GR1P0620PJ509444
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2023
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
1P062

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
509444

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 · 13,050 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 13,050 decoded VINs at 100.0% prefix purity.

Model line
Champion (dry van)

Sourced label · prefix basis 13,050 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 24, 2023 – Apr 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2026CAII · Walk-around0SONOMA VALLEY TRANS INC 3349006246156/TN
Mar 24, 2026CAII · Walk-around0ROYAL CARRIER LLC 2907843246156T/TN
Dec 19, 2025CAII · Walk-around0ROYAL CARRIER LLC 2907843246156T/TN
Dec 5, 2025CAII · Walk-around0ROYAL CARRIER LLC 2907843246156T/TN
Jul 22, 2025CAI · Full4ROYAL CARRIER LLC 2907843246156T/TN
Jan 23, 2025CAI · Full0ROYAL CARRIER LLC 2907843246156T/TN
Jan 15, 2025CAI · Full1ROYAL CARRIER LLC 2907843246156T/TN
Nov 7, 2024WAI · Full5OOSROYAL CARRIER LLC 2907843246156T/TN
Oct 17, 2024CAII · Walk-around0ROYAL CARRIER LLC 2907843246156T/TN
Aug 26, 2024CAI · Full0ROYAL CARRIER LLC 2907843246156T/TN
Jun 25, 2024CAI · Full0ROYAL CARRIER LLC 2907843246156T/TN
Jun 24, 2023CAI · Full1OOSROYAL CARRIER LLC 2907843246156T/TN
Jun 24, 2023CAI · Full0ROYAL CARRIER LLC 2907843246156T/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SONOMA VALLEY TRANS INC3349006Apr 29, 2026Apr 29, 20261CA
ROYAL CARRIER LLC2907843Jun 24, 2023Mar 24, 202612CA
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.
246156TNSONOMA VALLEY TRANS INCApr 29, 2026Apr 29, 20261
246156TTNROYAL CARRIER LLCJun 24, 2023Mar 24, 202612
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026