Equipment unit · VIN-decoded · NHTSA vPIC

2021 Great Dane Trailers

1GR1A0622MK233338 · Trailer · TRAILER
Everest (reefer)
Carriers run under5
30 mo
Inspections5
all-time
OOS inspections0
of 5
First seenNov 17, 2023
CA
Last seenMay 12, 2026
WV
Inspected under 5 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
1GR1A0622MK233338
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
1991 or 2021

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

North American serial sequence
233338

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.

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
2021

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 · Nov 17, 2023 – May 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2026WVII · Walk-around0SGLM LOGISTICS LLC 4355978P892646/IN
Oct 8, 2025CAI · Full0UNITED INTERSTATE GROUP LLC 4253326P892646/IN
May 13, 2025WYII · Walk-around3AL-AMIN EXPRESS INC 3829280P892646/IN
Jan 7, 2025CAI · Full3SEAWORLD TRANS INC 4198947P892646/IN
Nov 17, 2023CAI · Full0AARK TRUCKING LLC 3921866P892646/IN
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SGLM LOGISTICS LLC4355978May 12, 2026May 12, 20261NC
UNITED INTERSTATE GROUP LLC4253326Oct 8, 2025Oct 8, 20251CA
AL-AMIN EXPRESS INC3829280May 13, 2025May 13, 20251IL
SEAWORLD TRANS INC4198947Jan 7, 2025Jan 7, 20251CA
AARK TRUCKING LLC3921866Nov 17, 2023Nov 17, 20231CA
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.
P892646INSGLM LOGISTICS LLCMay 12, 2026May 12, 20261
P892646INUNITED INTERSTATE GROUP LLCOct 8, 2025Oct 8, 20251
P892646INAL-AMIN EXPRESS INCMay 13, 2025May 13, 20251
P892646INSEAWORLD TRANS INCJan 7, 2025Jan 7, 20251
P892646INAARK TRUCKING LLCNov 17, 2023Nov 17, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026