Equipment unit · VIN-decoded · NHTSA vPIC

2021 Great Dane Trailers

1GR4M9626MH310105 · Trailer · TRAILER
Freedom
Carriers run under2
36 mo
Inspections3
all-time
OOS inspections0
of 3
First seenAug 10, 2023
FL
Last seenAug 20, 2026
ME
Inspected under 2 different carriers in 36 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
1GR4M9626MH310105
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 18, 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
6 · valid

Deterministic · position 9; calculated value 6.

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
310105

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.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 10, 2023 – Aug 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 20, 2026MEII · Walk-around0—J R C TRANSPORTATION INC 2541453042316/ME
Oct 27, 2023VAIII · Driver-only1—MMCS LOGISTICS LLC 40977973042316/ME
Aug 10, 2023FLIII · Driver-only2—MMCS LOGISTICS LLC 40977973042316/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J R C TRANSPORTATION INC254145Aug 20, 2026Aug 20, 20261CT
MMCS LOGISTICS LLC4097797Aug 10, 2023Oct 27, 20232FL
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.
3042316ME2J R C TRANSPORTATION INCAug 20, 2026 → Aug 20, 20261
3042316ME—MMCS LOGISTICS LLCAug 10, 2023 → Oct 27, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 18, 2026