Equipment unit · VIN-decoded · NHTSA vPIC

2020 Mack Pinnacle

1M1PN4GY5LM004643 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenFeb 26, 2025
NC
Last seenAug 27, 2026
NC
Inspected under 2 different carriers in 18 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
1M1PN4GY5LM004643
Make
Mack
Model
Pinnacle
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 25, 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
5 · valid

Deterministic · position 9; calculated value 5.

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
004643

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 · Feb 26, 2025 – Aug 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 27, 2026NCIII · Driver-only1—STEP2 US LLC 4043133DD8017/NC
May 1, 2026NCII · Walk-around0—STEP2 US LLC 4043133DD8017/NC
Sep 25, 2025NCIII · Driver-only0—TIMBERPAK LLC 3962598VW8427/NC
Feb 26, 2025NCIII · Driver-only0—TIMBERPAK LLC 3962598YA178588/NC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STEP2 US LLC4043133May 1, 2026Aug 27, 20262NC
TIMBERPAK LLC3962598Feb 26, 2025Sep 25, 20252NC
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.
DD8017NC1STEP2 US LLCMay 1, 2026 → Aug 27, 20262
VW8427NC—TIMBERPAK LLCSep 25, 2025 → Sep 25, 20251
YA178588NC—TIMBERPAK LLCFeb 26, 2025 → Feb 26, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 25, 2026