Equipment unit · VIN-decoded · NHTSA vPIC

1989 Great Dane Trailers

1GRAA0622KB158931 · Trailer · TRAILER
Everest (reefer)
Carriers run under3
31 mo
Inspections9
all-time
OOS inspections1
of 9
First seenDec 11, 2023
CA
Last seenJul 26, 2026
UT
Inspected under 3 different carriers in 31 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
1GRAA0622KB158931
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1989
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 17, 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
2 · valid

Deterministic · position 9; calculated value 2.

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
158931

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
1989

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 · Dec 11, 2023 – Jul 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 26, 2026UTIII · Driver-only0ROCKET TRANSPORT INC 295501314991K/BC
Mar 29, 2026CAIII · Driver-only0ROCKET LOGISTICS INCORPORATED 342188914991K/BC
Feb 23, 2026WAI · Full3ROCKET TRUCKING INC 240507514991K/BC
Jan 29, 2026NVII · Walk-around2OOSROCKET TRANSPORT INC 295501314991K/BC
Sep 4, 2025CAII · Walk-around0ROCKET TRUCKING INC 240507514991K/BC
Aug 17, 2025CAII · Walk-around0ROCKET TRANSPORT INC 295501314991K/BC
Feb 26, 2025IDI · Full2ROCKET TRANSPORT INC 295501314991K/BC
Mar 4, 2024CAII · Walk-around0ROCKET TRANSPORT INC 295501314991K/BC
Dec 11, 2023CAIII · Driver-only1ROCKET TRUCKING INC 240507514991K/BC
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCKET TRANSPORT INC2955013Mar 4, 2024Jul 26, 20265BC
ROCKET LOGISTICS INCORPORATED3421889Mar 29, 2026Mar 29, 20261BC
ROCKET TRUCKING INC2405075Dec 11, 2023Feb 23, 20263BC
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.
14991KBC2ROCKET TRANSPORT INCMar 4, 2024Jul 26, 20265
14991KBCROCKET LOGISTICS INCORPORATEDMar 29, 2026Mar 29, 20261
14991KBCROCKET TRUCKING INCDec 11, 2023Feb 23, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026