Equipment unit · VIN-decoded · NHTSA vPIC

2020 Mack Granite

1M2GR4GC6LM017728 · Truck · INCOMPLETE VEHICLE
Carriers run under3
32 mo
Inspections4
all-time
OOS inspections0
of 4
First seenOct 11, 2023
PA
Last seenJun 8, 2026
WV
Inspected under 3 different carriers in 32 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
1M2GR4GC6LM017728
Make
Mack
Model
Granite
Model year
2020
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 6, 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
1M2

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GR4GC

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1990 or 2020

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

North American serial sequence
017728

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
MACK

Prefix basis · 1,662 decoded VINs at 100.0% prefix purity.

Model
Granite

Prefix basis · 1,662 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
Granite

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 11, 2023 – Jun 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 8, 2026WVIII · Driver-only1CRONIN ENTERPRISES LLC 3003404AH63252/PA
May 20, 2026PAIII · Driver-only0CRONIN INDUSTRIES LLC 4349090AH63252/PA
Aug 22, 2024PAIII · Driver-only1CRONIN ENTERPRISES LLC 3003404ZVN1389/PA
Oct 11, 2023PAII · Walk-around0CORNERSTONE TRUCKING 3459941ZVN1389/PA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CRONIN ENTERPRISES LLC3003404Aug 22, 2024Jun 8, 20262PA
CRONIN INDUSTRIES LLC4349090May 20, 2026May 20, 20261PA
CORNERSTONE TRUCKING3459941Oct 11, 2023Oct 11, 20231PA
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.
AH63252PA1CRONIN ENTERPRISES LLCJun 8, 2026Jun 8, 20261
AH63252PACRONIN INDUSTRIES LLCMay 20, 2026May 20, 20261
ZVN1389PACRONIN ENTERPRISES LLCAug 22, 2024Aug 22, 20241
ZVN1389PACORNERSTONE TRUCKINGOct 11, 2023Oct 11, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026