Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T880

1NKZLP9XXMJ447358 · Truck · INCOMPLETE VEHICLE
Carriers run under1
10 mo
Inspections7
all-time
OOS inspections0
of 7
First seenJul 19, 2024
VA
Last seenMay 20, 2025
PA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NKZLP9XXMJ447358
Make
Kenworth
Model
T880
Model year
2021
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
ZLP9X

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1991 or 2021

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

North American serial sequence
447358

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 · 170 decoded VINs at 100.0% prefix purity.

Model
T880

Prefix basis · 170 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T880

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 · Jul 19, 2024 – May 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 20, 2025PAIII · Driver-only0KENTUCKY OIL & REFINING CO INC 139925PWZ3433/OH
Mar 4, 2025WVII · Walk-around0KENTUCKY OIL & REFINING CO INC 139925PWZ3433/OH
Feb 10, 2025KYII · Walk-around1KENTUCKY OIL & REFINING CO INC 139925PWZ3433/KY
Jan 21, 2025WVII · Walk-around1KENTUCKY OIL & REFINING CO INC 139925PWN1370/OH
Jan 14, 2025WVIII · Driver-only0KENTUCKY OIL & REFINING CO INC 139925PWN1370/OH
Aug 27, 2024KYII · Walk-around0KENTUCKY OIL & REFINING CO INC 139925PWN1370/OH
Jul 19, 2024VAII · Walk-around1KENTUCKY OIL & REFINING CO INC 139925PWZ3433/OH
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KENTUCKY OIL & REFINING CO INC139925Jul 19, 2024May 20, 20257KY
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.
PWZ3433OHKENTUCKY OIL & REFINING CO INCJul 19, 2024May 20, 20253
PWZ3433KYKENTUCKY OIL & REFINING CO INCFeb 10, 2025Feb 10, 20251
PWN1370OHKENTUCKY OIL & REFINING CO INCAug 27, 2024Jan 21, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026