Equipment unit · VIN-decoded · NHTSA vPIC

2020 Mack Pinnacle

1M1PN4GY0LM005943 · Truck-Tractor · TRUCK
Carriers run under2
24 mo
Inspections10
all-time
OOS inspections1
of 10
First seenJun 12, 2024
NY
Last seenJun 18, 2026
AR
Inspected under 2 different carriers in 24 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
1M1PN4GY0LM005943
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
Jun 19, 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
0 · valid

Deterministic · position 9; calculated value 0.

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
005943

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.

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
Pinnacle

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

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 · Jun 12, 2024 – Jun 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 18, 2026ARIII · Driver-only2CLOPTON TRUCKING LLC 3775504K60199/AR
Nov 20, 2025ARI · Full6OOSCLOPTON TRUCKING LLC 3775504K60199/AR
Jun 10, 2025ARIII · Driver-only1CLOPTON TRUCKING LLC 3775504K60199/AR
May 8, 2025ARIII · Driver-only1CLOPTON TRUCKING LLC 3775504TEMP/AR
Apr 23, 2025ARIII · Driver-only1CLOPTON TRUCKING LLC 3775504TEMP/AR
Apr 6, 2025FLIII · Driver-only0PROSPECT TRANSPORTATION OF FLORIDA 3285375XC136D/FL
Dec 31, 2024USV · Vehicle-only0PROSPECT TRANSPORTATION OF FLORIDA 3285375XC136D/FL
Dec 21, 2024NJI · Full0PROSPECT TRANSPORTATION OF FLORIDA 3285375XC136D/FL
Sep 11, 2024NJII · Walk-around0PROSPECT TRANSPORTATION OF FLORIDA 3285375XC136D/FL
Jun 12, 2024NYII · Walk-around0PROSPECT TRANSPORTATION OF FLORIDA 3285375AC96FK/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CLOPTON TRUCKING LLC3775504Apr 23, 2025Jun 18, 20265AR
PROSPECT TRANSPORTATION OF FLORIDA3285375Jun 12, 2024Apr 6, 20255NJ
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.
K60199AR1CLOPTON TRUCKING LLCJun 10, 2025Jun 18, 20263
TEMPARCLOPTON TRUCKING LLCApr 23, 2025May 8, 20252
XC136DFLPROSPECT TRANSPORTATION OF FLORIDASep 11, 2024Apr 6, 20254
AC96FKFLPROSPECT TRANSPORTATION OF FLORIDAJun 12, 2024Jun 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026