Equipment unit · VIN-decoded · NHTSA vPIC

2024 Great Dane Trailers

1GR4M9024RH611939 · Trailer · TRAILER
Carriers run under3
14 mo
Inspections4
all-time
OOS inspections1
of 4
First seenNov 19, 2024
AK
Last seenJan 13, 2026
AK
Inspected under 3 different carriers in 14 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
1GR4M9024RH611939
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
4M902

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
611939

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 · 82 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 82 decoded VINs at 100.0% prefix purity.

Model line
Freedom

Sourced label · prefix basis 82 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 · Nov 19, 2024 – Jan 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 13, 2026AKIII · Driver-only2SOURDOUGH EXPRESS INC 1251195834TK/AK
Dec 30, 2025AKIII · Driver-only2GLADDEN TRUCKING 30015255834TK/AK
Dec 4, 2025AKIII · Driver-only1BLACK SPRUCE TRUCKING LLC 37778305834TK/AK
Nov 19, 2024AKIII · Driver-only2OOSSOURDOUGH EXPRESS INC 1251195834TK/AK
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOURDOUGH EXPRESS INC125119Nov 19, 2024Jan 13, 20262AK
GLADDEN TRUCKING3001525Dec 30, 2025Dec 30, 20251AK
BLACK SPRUCE TRUCKING LLC3777830Dec 4, 2025Dec 4, 20251AK
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.
5834TKAKSOURDOUGH EXPRESS INCNov 19, 2024Jan 13, 20262
5834TKAKGLADDEN TRUCKINGDec 30, 2025Dec 30, 20251
5834TKAKBLACK SPRUCE TRUCKING LLCDec 4, 2025Dec 4, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026