Equipment unit · VIN-decoded · NHTSA vPIC

2022 Kenworth T880

1NKZX4EX7NJ481414 · Truck · INCOMPLETE VEHICLE
Carriers run under2
31 mo
Inspections3
all-time
OOS inspections0
of 3
First seenDec 12, 2023
UT
Last seenJul 30, 2026
UT
Inspected under 2 different carriers in 31 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
1NKZX4EX7NJ481414
Make
Kenworth
Model
T880
Model year
2022
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Aug 4, 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
ZX4EX

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1992 or 2022

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

North American serial sequence
481414

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 · 691 decoded VINs at 100.0% prefix purity.

Model
T880

Prefix basis · 691 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
2022

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 12, 2023 – Jul 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 30, 2026UTIII · Driver-only1HIGLEY AND SONS LLC 1138252Z092199/UT
Aug 28, 2024UTI · Full2HIGLEY AND SONS LLC 1138252Z092199/UT
Dec 12, 2023UTI · Full4GREGG CHAMBERS AND SONS LLC 7982484R5UH/UT
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HIGLEY AND SONS LLC1138252Aug 28, 2024Jul 30, 20262UT
GREGG CHAMBERS AND SONS LLC798248Dec 12, 2023Dec 12, 20231UT
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.
Z092199UT1HIGLEY AND SONS LLCAug 28, 2024Jul 30, 20262
4R5UHUTGREGG CHAMBERS AND SONS LLCDec 12, 2023Dec 12, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 4, 2026