Equipment unit · VIN-decoded · NHTSA vPIC

2024 Great Dane Trailers

1GR4M9621RH602431 · Trailer · TRAILER
Freedom
Carriers run under1
16 mo
Inspections5
all-time
OOS inspections1
of 5
First seenMar 14, 2025
TX
Last seenJul 22, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1GR4M9621RH602431
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
4M962

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1994 or 2024

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

North American serial sequence
602431

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 · 1,834 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 1,834 decoded VINs at 100.0% prefix purity.

Model line
Freedom

Sourced label · prefix basis 1,834 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
2024

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 · Mar 14, 2025 – Jul 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 22, 2026TXII · Walk-around0SERGIO CONTRERAS 2145156247C120/TX
Jan 12, 2026TXII · Walk-around2OOSSERGIO CONTRERAS 2145156247C120/TX
Aug 11, 2025TXII · Walk-around1SERGIO CONTRERAS 2145156247C120/TX
May 14, 2025TXI · Full0SERGIO CONTRERAS 2145156247C120/TX
Mar 14, 2025TXII · Walk-around0SERGIO CONTRERAS 21451567478N39/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SERGIO CONTRERAS2145156Mar 14, 2025Jul 22, 20265TX
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.
247C120TX2SERGIO CONTRERASMay 14, 2025Jul 22, 20264
7478N39TXSERGIO CONTRERASMar 14, 2025Mar 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026