Equipment unit · VIN-decoded · NHTSA vPIC

1GR1A9636RB525370

Not yet decoded
Everest (reefer)
Carriers run under2
3 mo
Inspections2
all-time
OOS inspections0
of 2
First seenNov 29, 2023
MI
Last seenFeb 6, 2024
MI
Inspected under 2 different carriers in 3 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
1A963

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
525370

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 · 4 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 4 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 4 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 · Nov 29, 2023 – Feb 6, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 6, 2024MIII · Walk-around1HAAS TRUCKING INC 521126E956912/MI
Nov 29, 2023MIIII · Driver-only1INDUSTRIAL STEEL TREATING CO 759509E956912/MI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HAAS TRUCKING INC521126Feb 6, 2024Feb 6, 20241MI
INDUSTRIAL STEEL TREATING CO759509Nov 29, 2023Nov 29, 20231MI
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.
E956912MIHAAS TRUCKING INCFeb 6, 2024Feb 6, 20241
E956912MIINDUSTRIAL STEEL TREATING CONov 29, 2023Nov 29, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC