Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack Granite

1M2GR2GCXPM036633 · Truck · INCOMPLETE VEHICLE
Carriers run under2
28 mo
Inspections5
all-time
OOS inspections1
of 5
First seenAug 8, 2023
OK
Last seenDec 8, 2025
OK
Inspected under 2 different carriers in 28 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
1M2GR2GCXPM036633
Make
Mack
Model
Granite
Model year
2023
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 29, 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
GR2GC

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1993 or 2023

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

North American serial sequence
036633

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 · 2,045 decoded VINs at 100.0% prefix purity.

Model
Granite

Prefix basis · 2,045 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.

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 · Aug 8, 2023 – Dec 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 8, 2025OKIII · Driver-only1—CENTRAL DISPOSAL LLC 166709379C577/OK
Mar 13, 2025OKII · Walk-around3—CENTRAL DISPOSAL LLC 166709379C577/OK
May 7, 2024OKII · Walk-around1OOSCENTRAL DISPOSAL LLC 166709379C577/OK
Nov 17, 2023OKII · Walk-around1—SHAWNEE DUMPSTERS LLC 3238650C2804/OK
Aug 8, 2023OKII · Walk-around1—SHAWNEE DUMPSTERS LLC 3238650C2804/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CENTRAL DISPOSAL LLC1667093May 7, 2024Dec 8, 20253OK
SHAWNEE DUMPSTERS LLC3238650Aug 8, 2023Nov 17, 20232OK
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.
79C577OK—CENTRAL DISPOSAL LLCMay 7, 2024 → Dec 8, 20253
C2804OK—SHAWNEE DUMPSTERS LLCAug 8, 2023 → Nov 17, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026