Equipment unit · VIN-decoded · NHTSA vPIC

2023 Great Dane Trailers

1GR1A0622PK436556 · Trailer · TRAILER
Everest (reefer)
Carriers run under5
16 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJun 14, 2025
IN
Last seenOct 3, 2026
WA
Inspected under 5 different carriers in 16 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
1GR1A0622PK436556
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
2 · valid

Deterministic · position 9; calculated value 2.

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
436556

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 · Jun 14, 2025 – Oct 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 3, 2026WAII · Walk-around0—SF TRANSPORTATION LLC 4255968PB56022/IN
Jun 24, 2026WAII · Walk-around3—REZ LINE TRUCKING INC 3844718PB56022/IN
Apr 27, 2026SDIII · Driver-only1OOSHTFR EXPRESS LLC 3734461PB56022/IN
Jun 23, 2025ORIII · Driver-only0—LAMBARDAR TRANSPORT INC 3997383PB56022/IN
Jun 14, 2025INI · Full2—LAY FREIGHT LLC 3961218PB56022/IN
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SF TRANSPORTATION LLC4255968Oct 3, 2026Oct 3, 20261IA
REZ LINE TRUCKING INC3844718Jun 24, 2026Jun 24, 20261CA
HTFR EXPRESS LLC3734461Apr 27, 2026Apr 27, 20261MI
LAMBARDAR TRANSPORT INC3997383Jun 23, 2025Jun 23, 20251CA
LAY FREIGHT LLC3961218Jun 14, 2025Jun 14, 20251IN
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.
PB56022IN2SF TRANSPORTATION LLCOct 3, 2026 → Oct 3, 20261
PB56022IN2REZ LINE TRUCKING INCJun 24, 2026 → Jun 24, 20261
PB56022IN—HTFR EXPRESS LLCApr 27, 2026 → Apr 27, 20261
PB56022IN—LAMBARDAR TRANSPORT INCJun 23, 2025 → Jun 23, 20251
PB56022IN—LAY FREIGHT LLCJun 14, 2025 → Jun 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026