Equipment unit · VIN-decoded · NHTSA vPIC

2024 Kenworth T880

1NKZXPEX4RJ372870 · Truck · INCOMPLETE VEHICLE
Carriers run under1
12 mo
Inspections4
all-time
OOS inspections0
of 4
First seenDec 27, 2024
AZ
Last seenDec 23, 2025
AZ
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NKZXPEX4RJ372870
Make
Kenworth
Model
T880
Model year
2024
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
ZXPEX

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1994 or 2024

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

North American serial sequence
372870

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 · 822 decoded VINs at 100.0% prefix purity.

Model
T880

Prefix basis · 822 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
2024

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 · Dec 27, 2024 – Dec 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 23, 2025AZII · Walk-around1ARIZONA TRUCKING & MATERIALS LLC 15890983JA57T/AZ
May 7, 2025AZII · Walk-around1ARIZONA TRUCKING & MATERIALS LLC 15890983JA57T/AZ
Jan 31, 2025AZIII · Driver-only0ARIZONA TRUCKING & MATERIALS LLC 15890983JA57T/AZ
Dec 27, 2024AZI · Full2ARIZONA TRUCKING & MATERIALS LLC 15890983JA57T/AZ
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ARIZONA TRUCKING & MATERIALS LLC1589098Dec 27, 2024Dec 23, 20254AZ
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.
3JA57TAZARIZONA TRUCKING & MATERIALS LLCDec 27, 2024Dec 23, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026