Equipment unit · VIN-decoded · NHTSA vPIC

2021 Great Dane Trailers

1GR1P0622MJ230329 · Trailer · TRAILER
Champion (dry van)
Carriers run under4
19 mo
Inspections5
all-time
OOS inspections0
of 5
First seenMay 20, 2024
IN
Last seenDec 17, 2025
CA
Inspected under 4 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
1GR1P0622MJ230329
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2021
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
1P062

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1991 or 2021

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

North American serial sequence
230329

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
2021

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 · May 20, 2024 – Dec 17, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 17, 2025CAIII · Driver-only0SHEEHY MAIL CONTRACTORS INC 83820128413T/TN
May 21, 2025ARIII · Driver-only1TWO BROTHERS FREIGHT INC 3141768128413T/TN
May 6, 2025COIII · Driver-only0PURE FREIGHT LINES LTD 2564216128413T/TN
Apr 27, 2025IAIII · Driver-only0PURE FREIGHT LINES LTD 2564216128413T/TN
May 20, 2024INIII · Driver-only0UNITRANS INC 2083725128413T/TN
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SHEEHY MAIL CONTRACTORS INC83820Dec 17, 2025Dec 17, 20251WI
TWO BROTHERS FREIGHT INC3141768May 21, 2025May 21, 20251IL
PURE FREIGHT LINES LTD2564216Apr 27, 2025May 6, 20252IL
UNITRANS INC2083725May 20, 2024May 20, 20241IL
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.
128413TTNSHEEHY MAIL CONTRACTORS INCDec 17, 2025Dec 17, 20251
128413TTNTWO BROTHERS FREIGHT INCMay 21, 2025May 21, 20251
128413TTNPURE FREIGHT LINES LTDApr 27, 2025May 6, 20252
128413TTNUNITRANS INCMay 20, 2024May 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026