Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack Pinnacle

1M1PN4GY4PM012691 · Truck-Tractor · TRUCK
Carriers run under2
37 mo
Inspections6
all-time
OOS inspections0
of 6
First seenAug 10, 2023
AR
Last seenSep 3, 2026
OK
Inspected under 2 different carriers in 37 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
1M1PN4GY4PM012691
Make
Mack
Model
Pinnacle
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
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
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PN4GY

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
012691

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 · 2,471 decoded VINs at 100.0% prefix purity.

Model
Pinnacle

Prefix basis · 2,471 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 10, 2023 – Sep 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 3, 2026OKI · Full2—155 TRUCKING LLC 4511599R815931/TX
Apr 15, 2026ARIII · Driver-only2—155 TRUCKING LLC 4511599R815931/TX
Oct 23, 2025ARIII · Driver-only2—WARD TIMBER LTD 907306R628068/TX
Mar 11, 2025TXIV · Special0—WARD TIMBER LTD 907306R628068/TX
Aug 24, 2023TXII · Walk-around0—WARD TIMBER LTD 907306R628068/TX
Aug 10, 2023ARIII · Driver-only0—WARD TIMBER LTD 907306R628068/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
155 TRUCKING LLC4511599Apr 15, 2026Sep 3, 20262TX
WARD TIMBER LTD907306Aug 10, 2023Oct 23, 20254TX
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.
R815931TX1155 TRUCKING LLCApr 15, 2026 → Sep 3, 20262
R628068TX—WARD TIMBER LTDAug 10, 2023 → Oct 23, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026