Equipment unit · VIN-decoded · NHTSA vPIC

2016 Great Dane Trailers

1GRAA0621GW701556 · Trailer · TRAILER
Everest (reefer)
Carriers run under4
28 mo
Inspections7
all-time
OOS inspections3
of 7
First seenAug 9, 2023
MO
Last seenDec 30, 2025
AZ
Inspected under 4 different carriers in 28 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
1GRAA0621GW701556
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2016
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
1986 or 2016

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

North American serial sequence
701556

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
2016

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 · Aug 9, 2023 – Dec 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 30, 2025AZII · Walk-around4ZAILDAR UNITED INC 37913945323831/ME
Sep 17, 2025TXIII · Driver-only1OOSZAILDAR UNITED INC 37913945323831/ME
Dec 20, 2024LAII · Walk-around6OOSSHIV TRANSPORT INC 34724745323831/ME
Apr 11, 2024NDII · Walk-around0S&S TRANS CARGO INC 381670129-43383/ME
Feb 23, 2024AZII · Walk-around6SS UNITED INC 32635135323831/ME
Sep 6, 2023TXII · Walk-around2OOSSS UNITED INC 32635132943383/ME
Aug 9, 2023MOII · Walk-around3SS UNITED INC 32635132943383/ME
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ZAILDAR UNITED INC3791394Sep 17, 2025Dec 30, 20252CA
SHIV TRANSPORT INC3472474Dec 20, 2024Dec 20, 20241CA
S&S TRANS CARGO INC3816701Apr 11, 2024Apr 11, 20241IN
SS UNITED INC3263513Aug 9, 2023Feb 23, 20243CA
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.
5323831MEZAILDAR UNITED INCSep 17, 2025Dec 30, 20252
5323831MESHIV TRANSPORT INCDec 20, 2024Dec 20, 20241
29-43383MES&S TRANS CARGO INCApr 11, 2024Apr 11, 20241
5323831MESS UNITED INCFeb 23, 2024Feb 23, 20241
2943383MESS UNITED INCAug 9, 2023Sep 6, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026