Equipment unit · VIN-decoded · NHTSA vPIC

1999 Great Dane Trailers

1GRAA0620XB009909 · Trailer · TRAILER
Everest (reefer)
Carriers run under2
30 mo
Inspections16
all-time
OOS inspections6
of 16
First seenSep 14, 2023
US
Last seenMar 25, 2026
US
Inspected under 2 different carriers in 30 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
1GRAA0620XB009909
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1999
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
AA062

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1999 or 2029

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

North American serial sequence
009909

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.

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
1999

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 · Sep 14, 2023 – Mar 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 25, 2026USII · Walk-around7OOSALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Jan 28, 2026USI · Full3ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Dec 12, 2025USI · Full3ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Nov 8, 2025AZI · Full1ADRIANA OCHOA 21497044XA5JN/AZ
Jun 25, 2025USII · Walk-around5OOSALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Jun 6, 2025USI · Full8ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
May 26, 2025USIII · Driver-only3ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Apr 22, 2025USIII · Driver-only3ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Apr 14, 2025USIII · Driver-only3ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Nov 5, 2024USI · Full18OOSALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Apr 8, 2024USI · Full6OOSALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Apr 3, 2024USI · Full11ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Mar 14, 2024USI · Full3ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Feb 13, 2024USI · Full7ALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Oct 17, 2023USI · Full6OOSALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
Sep 14, 2023USI · Full15OOSALFONSO GRIJALVA GRACIA 9888574XA5JN/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALFONSO GRIJALVA GRACIA988857Sep 14, 2023Mar 25, 202615SO
ADRIANA OCHOA2149704Nov 8, 2025Nov 8, 20251AZ
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.
4XA5JNAZ2ALFONSO GRIJALVA GRACIASep 14, 2023Mar 25, 202615
4XA5JNAZADRIANA OCHOANov 8, 2025Nov 8, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026