Equipment unit · VIN-decoded · NHTSA vPIC

1982 Great Dane Trailers

1GRAP0623CT570298 · Trailer · TRAILER
Champion (dry van)
Carriers run under3
19 mo
Inspections5
all-time
OOS inspections3
of 5
First seenJan 16, 2024
CA
Last seenAug 23, 2025
CA
Inspected under 3 different carriers in 19 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
1GRAP0623CT570298
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1982
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
AP062

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1982 or 2012

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

North American serial sequence
570298

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 · 10,816 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 10,816 decoded VINs at 100.0% prefix purity.

Model line
Champion (dry van)

Sourced label · prefix basis 10,816 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
1982

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 · Jan 16, 2024 – Aug 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 23, 2025CAIII · Driver-only0SHANG YUN BUSINESS INC 38139774PR9180/CA
Apr 27, 2025AZII · Walk-around7OOSDIDI EXPRESS INC 43460944PR9180/CA
Nov 12, 2024AZII · Walk-around8OOSSHANG YUN BUSINESS INC 38139774PR9180/CA
Feb 12, 2024INIII · Driver-only3VATEC TRUCKING INC 36318894PR9180/CA
Jan 16, 2024CAI · Full8OOSSHANG YUN BUSINESS INC 38139774PR9180/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SHANG YUN BUSINESS INC3813977Jan 16, 2024Aug 23, 20253CA
DIDI EXPRESS INC4346094Apr 27, 2025Apr 27, 20251CA
VATEC TRUCKING INC3631889Feb 12, 2024Feb 12, 20241CA
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.
4PR9180CASHANG YUN BUSINESS INCJan 16, 2024Aug 23, 20253
4PR9180CADIDI EXPRESS INCApr 27, 2025Apr 27, 20251
4PR9180CAVATEC TRUCKING INCFeb 12, 2024Feb 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026