Equipment unit · VIN-decoded · NHTSA vPIC

1989 Great Dane Trailers

1GRAA0621KK154563 · Trailer · TRAILER
Everest (reefer)
Carriers run under2
10 mo
Inspections4
all-time
OOS inspections1
of 4
First seenDec 11, 2024
MO
Last seenOct 11, 2025
ND
Inspected under 2 different carriers in 10 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
1GRAA0621KK154563
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1989
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
AA062

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1989 or 2019

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

North American serial sequence
154563

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 · 24,927 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 24,927 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 24,927 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 · Dec 11, 2024 – Oct 11, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 11, 2025NDIII · Driver-only0—BOOST CARRIERS INC 3336070753985ST/IL
Sep 10, 2025ARIII · Driver-only0—BOOST CARRIERS INC 33360707539855ST/IL
Mar 24, 2025NCIII · Driver-only0—BOOST CARRIERS INC 3336070753985/IL
Dec 11, 2024MOII · Walk-around1OOSYANTIS TRUCK LINES LLC 1669018753985ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BOOST CARRIERS INC3336070Mar 24, 2025Oct 11, 20253IL
YANTIS TRUCK LINES LLC1669018Dec 11, 2024Dec 11, 20241IL
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.
753985STIL—BOOST CARRIERS INCOct 11, 2025 → Oct 11, 20251
7539855STIL—BOOST CARRIERS INCSep 10, 2025 → Sep 10, 20251
753985IL—BOOST CARRIERS INCMar 24, 2025 → Mar 24, 20251
753985STIL—YANTIS TRUCK LINES LLCDec 11, 2024 → Dec 11, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026