Equipment unit · VIN-decoded · NHTSA vPIC

2001 Great Dane Trailers

1GRAA561X1K239792 · Trailer · TRAILER
Everest (reefer)
Carriers run under2
17 mo
Inspections3
all-time
OOS inspections1
of 3
First seenApr 11, 2025
CA
Last seenSep 25, 2026
CA
Inspected under 2 different carriers in 17 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
1GRAA561X1K239792
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2001
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 19, 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
AA561

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2001 or 2031

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

North American serial sequence
239792

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 · 462 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 462 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 462 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 · Apr 11, 2025 – Sep 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 25, 2026CAI · Full7OOSTYFCO LLC 44307354NB6980/CA
Nov 13, 2025CAII · Walk-around0—TREE SAP FARMS LLC 19361444NB6980/CA
Apr 11, 2025CAI · Full0—TREE SAP FARMS LLC 19361444NB6980/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TYFCO LLC4430735Sep 25, 2026Sep 25, 20261TX
TREE SAP FARMS LLC1936144Apr 11, 2025Nov 13, 20252TX
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.
4NB6980CA2TYFCO LLCSep 25, 2026 → Sep 25, 20261
4NB6980CA—TREE SAP FARMS LLCApr 11, 2025 → Nov 13, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 19, 2026