Equipment unit · VIN-decoded · NHTSA vPIC

1995 Great Dane Trailers

1GRDM9023SM018702 · Trailer · TRAILER
Freedom
Carriers run under4
26 mo
Inspections10
all-time
OOS inspections6
of 10
First seenOct 6, 2023
US
Last seenDec 8, 2025
US
Inspected under 4 different carriers in 26 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
1GRDM9023SM018702
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
1995
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
DM902

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1995 or 2025

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

North American serial sequence
018702

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 · 351 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 351 decoded VINs at 100.0% prefix purity.

Model line
Freedom

Sourced label · prefix basis 351 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
1995

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 · Oct 6, 2023 – Dec 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 8, 2025USII · Walk-around2MARIO R GRIJALVA 8370441WZ7768/CA
Aug 5, 2025USI · Full12OOSKORAIMA EVELYN GRIJALVA DE LA ROSA 37479341WZ7768/CA
May 6, 2025USII · Walk-around3OOSMARIO R GRIJALVA 8370441WZ7768/CA
Mar 26, 2025AZII · Walk-around2OOSCUSTOM ALLOY SALES INC 7131451WZ7768/CA
Jan 30, 2025USI · Full3MARIO R GRIJALVA 8370441WZ7768/CA
Jan 22, 2025AZII · Walk-around3OOSCUSTOM ALLOY SALES INC 7131451WZ7768/CA
Aug 21, 2024AZI · Full12CUSTOM ALLOY SALES INC 7131451WZ7768/CA
Jul 2, 2024AZIII · Driver-only0N T TRANSPORT INC 14874751WZ7768/CA
May 9, 2024USI · Full13OOSMARIO R GRIJALVA 8370441WZ7768/CA
Oct 6, 2023USII · Walk-around6OOSMARIO R GRIJALVA 8370441WZ7768/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARIO R GRIJALVA837044Oct 6, 2023Dec 8, 20255AZ
KORAIMA EVELYN GRIJALVA DE LA ROSA3747934Aug 5, 2025Aug 5, 20251SO
CUSTOM ALLOY SALES INC713145Aug 21, 2024Mar 26, 20253CA
N T TRANSPORT INC1487475Jul 2, 2024Jul 2, 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.
1WZ7768CAMARIO R GRIJALVAOct 6, 2023Dec 8, 20255
1WZ7768CAKORAIMA EVELYN GRIJALVA DE LA ROSAAug 5, 2025Aug 5, 20251
1WZ7768CACUSTOM ALLOY SALES INCAug 21, 2024Mar 26, 20253
1WZ7768CAN T TRANSPORT INCJul 2, 2024Jul 2, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026