Equipment unit · VIN-decoded · NHTSA vPIC

2017 Mack CXU (Pinnacle)

1M1AW07Y4HM079997 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenDec 20, 2023
MI
Last seenJun 23, 2025
OH
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
1M1AW07Y4HM079997
Make
Mack
Model
CXU (Pinnacle)
Model year
2017
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 5, 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
AW07Y

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1987 or 2017

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

North American serial sequence
079997

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 · 1,939 decoded VINs at 100.0% prefix purity.

Model
CXU (Pinnacle)

Prefix basis · 1,939 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
2017

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
CXU (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 · Dec 20, 2023 – Jun 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2025OHI · Full5KRYSTAL TRANSPORT LLC 1998214RC02199/MI
Sep 4, 2024MIIII · Driver-only2THROUGH THE VALLEY TRANSPORTATION INC 2392198RC02199/MI
Feb 15, 2024MIIII · Driver-only1THROUGH THE VALLEY TRANSPORTATION INC 2392198RC02199/MI
Dec 20, 2023MIIII · Driver-only1THROUGH THE VALLEY TRANSPORTATION INC 2392198RC02199/MI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KRYSTAL TRANSPORT LLC1998214Jun 23, 2025Jun 23, 20251IN
THROUGH THE VALLEY TRANSPORTATION INC2392198Dec 20, 2023Sep 4, 20243MI
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.
RC02199MIKRYSTAL TRANSPORT LLCJun 23, 2025Jun 23, 20251
RC02199MITHROUGH THE VALLEY TRANSPORTATION INCDec 20, 2023Sep 4, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026