Equipment unit · VIN-decoded · NHTSA vPIC

2020 Great Dane Trailers

1GR1A0627LW175914 · Trailer · TRAILER
Everest (reefer)
Carriers run under3
28 mo
Inspections8
all-time
OOS inspections0
of 8
First seenNov 8, 2023
MT
Last seenMar 24, 2026
IN
Inspected under 3 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
1GR1A0627LW175914
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2020
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
1A062

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1990 or 2020

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

North American serial sequence
175914

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
2020

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 8, 2023 – Mar 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 24, 2026INIII · Driver-only2MADYAN TRUCKING INC 44463214TH4895/CA
Jan 1, 2026CAIII · Driver-only0JANI TRANSPORT INC 38629264TH4895/CA
Dec 30, 2025AZII · Walk-around12JANI TRANSPORT INC 38629264TH4895/CA
Nov 10, 2025CAII · Walk-around0SAM SON EXPRESS INC 34801054TH4895/CA
May 2, 2024CAV · Vehicle-only0SAM SON EXPRESS INC 34801054TH4895/CA
Dec 1, 2023WAII · Walk-around6SAM SON EXPRESS INC 34801054TH4895/CA
Nov 8, 2023WAII · Walk-around0SAM SON EXPRESS INC 34801054TH4895/CA
Nov 8, 2023MTIII · Driver-only1SAM SON EXPRESS INC 34801054TH4895/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MADYAN TRUCKING INC4446321Mar 24, 2026Mar 24, 20261CA
JANI TRANSPORT INC3862926Dec 30, 2025Jan 1, 20262CA
SAM SON EXPRESS INC3480105Nov 8, 2023Nov 10, 20255CA
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.
4TH4895CAMADYAN TRUCKING INCMar 24, 2026Mar 24, 20261
4TH4895CAJANI TRANSPORT INCDec 30, 2025Jan 1, 20262
4TH4895CASAM SON EXPRESS INCNov 8, 2023Nov 10, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026