Equipment unit · VIN-decoded · NHTSA vPIC

2024 Great Dane Trailers

1GR1A0628RB522781 · Trailer · TRAILER
Everest (reefer)
Carriers run under3
5 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJan 1, 2026
CA
Last seenJun 30, 2026
OH
Inspected under 3 different carriers in 5 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
1GR1A0628RB522781
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 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
1A062

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
522781

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 · 13,972 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 13,972 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 13,972 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 · Jan 1, 2026 – Jun 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 30, 2026OHII · Walk-around1JJSM LLC 4220811PC36213/IN
Feb 18, 2026NVIII · Driver-only0RAMOS 4 INC 4321331PC36213/IN
Jan 1, 2026CAII · Walk-around2SHIPPERS TRUCKING INC 2479046PC36213/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JJSM LLC4220811Jun 30, 2026Jun 30, 20261OH
RAMOS 4 INC4321331Feb 18, 2026Feb 18, 20261IL
SHIPPERS TRUCKING INC2479046Jan 1, 2026Jan 1, 20261WA
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.
PC36213IN2JJSM LLCJun 30, 2026Jun 30, 20261
PC36213INRAMOS 4 INCFeb 18, 2026Feb 18, 20261
PC36213INSHIPPERS TRUCKING INCJan 1, 2026Jan 1, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026