Equipment unit · VIN-decoded · NHTSA vPIC

2018 Mack CXU (Pinnacle)

1M1AW09YXJM086374 · Truck-Tractor · TRUCK
Carriers run under3
35 mo
Inspections6
all-time
OOS inspections4
of 6
First seenOct 25, 2023
IL
Last seenSep 15, 2026
TX
Inspected under 3 different carriers in 35 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
1M1AW09YXJM086374
Make
Mack
Model
CXU (Pinnacle)
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 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
AW09Y

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1988 or 2018

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

North American serial sequence
086374

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 · 836 decoded VINs at 100.0% prefix purity.

Model
CXU (Pinnacle)

Prefix basis · 836 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 · Oct 25, 2023 – Sep 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 15, 2026TXII · Walk-around3OOSES EXPRESS LLC 3537190DF69LI/FL
Sep 13, 2026TXII · Walk-around2—ES EXPRESS LLC 3537190DF69LI/FL
Jul 15, 2026TXII · Walk-around3OOSES EXPRESS LLC 3537190DF69LI/FL
Jul 15, 2026TXI · Full12OOSES EXPRESS LLC 3537190DF69LI/FL
Dec 2, 2025TXII · Walk-around5OOSELKINS TRUCK LINES LLC 2356627DF53LJ/FL
Oct 25, 2023ILIII · Driver-only0—HENIFF TRANSPORTATION SYSTEMS LLC 7594933086964/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ES EXPRESS LLC3537190Jul 15, 2026Sep 15, 20264TX
ELKINS TRUCK LINES LLC2356627Dec 2, 2025Dec 2, 20251TX
HENIFF TRANSPORTATION SYSTEMS LLC759493Oct 25, 2023Oct 25, 20231IL
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.
DF69LIFL1ES EXPRESS LLCJul 15, 2026 → Sep 15, 20264
DF53LJFL—ELKINS TRUCK LINES LLCDec 2, 2025 → Dec 2, 20251
3086964IN1HENIFF TRANSPORTATION SYSTEMS LLCOct 25, 2023 → Oct 25, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026