Equipment unit · VIN-decoded · NHTSA vPIC

2022 Great Dane Trailers

1GR1P0621NT402971 · Trailer · TRAILER
Champion (dry van)
Carriers run under5
31 mo
Inspections13
all-time
OOS inspections2
of 13
First seenOct 5, 2023
CA
Last seenMay 6, 2026
CA
Inspected under 5 different carriers in 31 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
1GR1P0621NT402971
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2022
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
1P062

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1992 or 2022

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

North American serial sequence
402971

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 · 13,050 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 13,050 decoded VINs at 100.0% prefix purity.

Model line
Champion (dry van)

Sourced label · prefix basis 13,050 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
2022

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 5, 2023 – May 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 6, 2026CAI · Full0A & H TRANS INC 38086484UM4399/CA
Mar 11, 2026CAII · Walk-around0A & H TRANS INC 38086484UM4299/CA
Mar 10, 2026WAIII · Driver-only0A & H TRANS INC 38086484UM4299/CA
Nov 3, 2025CAII · Walk-around0NORTHWEST CARRIER EXPRESS LLC 14657144UM4299/CA
Oct 8, 2025WAII · Walk-around2PARMAR CARRIER INC 38081194UM4299/CA
Aug 12, 2025ORIII · Driver-only0WOODLAND EXPRESS INC 42998034UM4299/CA
May 22, 2025WAIII · Driver-only0A & H TRANS INC 38086484UM4299/CA
Apr 3, 2025ORIII · Driver-only1A & H TRANS INC 38086484UM4299/CA
Dec 23, 2024CAI · Full1OOSA & H TRANS INC 38086484UM4299/CA
Oct 1, 2024ORIII · Driver-only0GRIN FREIGHTWAYS LLC 41340844UM4299/CA
Sep 30, 2024WAIII · Driver-only0GRIN FREIGHTWAYS LLC 41340844UM4299/CA
Jul 2, 2024CAI · Full2OOSA & H TRANS INC 38086484UM4299/CA
Oct 5, 2023CAI · Full0A & H TRANS INC 38086484UM4299/CA
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
A & H TRANS INC3808648Oct 5, 2023May 6, 20268CA
NORTHWEST CARRIER EXPRESS LLC1465714Nov 3, 2025Nov 3, 20251WA
PARMAR CARRIER INC3808119Oct 8, 2025Oct 8, 20251CA
WOODLAND EXPRESS INC4299803Aug 12, 2025Aug 12, 20251CA
GRIN FREIGHTWAYS LLC4134084Sep 30, 2024Oct 1, 20242CA
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.
4UM4399CAA & H TRANS INCMay 6, 2026May 6, 20261
4UM4299CAA & H TRANS INCOct 5, 2023Mar 11, 20267
4UM4299CANORTHWEST CARRIER EXPRESS LLCNov 3, 2025Nov 3, 20251
4UM4299CAPARMAR CARRIER INCOct 8, 2025Oct 8, 20251
4UM4299CAWOODLAND EXPRESS INCAug 12, 2025Aug 12, 20251
4UM4299CAGRIN FREIGHTWAYS LLCSep 30, 2024Oct 1, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026