Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T4 Series

1NKBLJ9X3JJ192224 · Truck · INCOMPLETE VEHICLE
Carriers run under2
32 mo
Inspections6
all-time
OOS inspections1
of 6
First seenFeb 12, 2024
OK
Last seenOct 21, 2026
OK
Inspected under 2 different carriers in 32 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
1NKBLJ9X3JJ192224
Make
Kenworth
Model
T4 Series
Model year
2018
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 6, 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
1NK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BLJ9X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
192224

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
KENWORTH

Prefix basis · 39 decoded VINs at 100.0% prefix purity.

Model
T4 Series

Prefix basis · 39 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 12, 2024 – Oct 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 21, 2026OKII · Walk-around1—M&M SEPTIC LLC 43012831C649/OK
Sep 1, 2026OKI · Full0—M&M SEPTIC LLC 43012831C689/OK
Mar 19, 2025TXII · Walk-around1—OFFEN PETROLEUM LLC 23734572KKIC/MO
Jul 5, 2024TXII · Walk-around1—OFFEN PETROLEUM LLC 23734572KK1C/MO
May 14, 2024OKI · Full1OOSOFFEN PETROLEUM LLC 23734572KK1C/MO
Feb 12, 2024OKI · Full0—OFFEN PETROLEUM LLC 23734572KK1C/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
M&M SEPTIC LLC4301283Sep 1, 2026Oct 21, 20262OK
OFFEN PETROLEUM LLC237345Feb 12, 2024Mar 19, 20254CO
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.
1C649OK1M&M SEPTIC LLCOct 21, 2026 → Oct 21, 20261
1C689OK1M&M SEPTIC LLCSep 1, 2026 → Sep 1, 20261
72KKICMO—OFFEN PETROLEUM LLCMar 19, 2025 → Mar 19, 20251
72KK1CMO—OFFEN PETROLEUM LLCFeb 12, 2024 → Jul 5, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026