Equipment unit · VIN-decoded · NHTSA vPIC

2011 Great Dane Trailers

1GRAA0629BW704178 · Trailer · TRAILER
Everest (reefer)
Carriers run under3
24 mo
Inspections8
all-time
OOS inspections2
of 8
First seenNov 10, 2023
WI
Last seenNov 21, 2025
TN
Inspected under 3 different carriers in 24 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
1GRAA0629BW704178
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2011
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
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1981 or 2011

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

North American serial sequence
704178

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
2011

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 10, 2023 – Nov 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 21, 2025TNII · Walk-around1SEMI FLEET INC 1443105913783ST/IL
Nov 10, 2025SCII · Walk-around7OOSSEMI FLEET INC 1443105913783ST/IL
Oct 22, 2025NJII · Walk-around1SEMI FLEET INC 1443105913783ST/IL
Jul 25, 2025GAIII · Driver-only0SEMI FLEET INC 1443105913783ST/IL
Jul 9, 2025OHII · Walk-around7OOSZAWADA TRANSPORT COMPANY 1836726913783ST/IL
Mar 3, 2025MSII · Walk-around0SEMI FLEET INC 1443105938638ST/ME
Apr 23, 2024OHIII · Driver-only0SEMI FLEET INC 1443105938638ST/IL
Nov 10, 2023WIII · Walk-around1FIRST CHOICE TRANS INC 2338808938638ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SEMI FLEET INC1443105Apr 23, 2024Nov 21, 20256IL
ZAWADA TRANSPORT COMPANY1836726Jul 9, 2025Jul 9, 20251IL
FIRST CHOICE TRANS INC2338808Nov 10, 2023Nov 10, 20231IL
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.
913783STILSEMI FLEET INCJul 25, 2025Nov 21, 20254
913783STILZAWADA TRANSPORT COMPANYJul 9, 2025Jul 9, 20251
938638STMESEMI FLEET INCMar 3, 2025Mar 3, 20251
938638STILSEMI FLEET INCApr 23, 2024Apr 23, 20241
938638STILFIRST CHOICE TRANS INCNov 10, 2023Nov 10, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026