Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T880

1NKZXPEX5LJ407701 · Truck · INCOMPLETE VEHICLE
Carriers run under3
37 mo
Inspections10
all-time
OOS inspections1
of 10
First seenJun 13, 2023
AL
Last seenJul 7, 2026
AL
Inspected under 3 different carriers in 37 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
1NKZXPEX5LJ407701
Make
Kenworth
Model
T880
Model year
2020
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
ZXPEX

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1990 or 2020

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

North American serial sequence
407701

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
2020

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 · Jun 13, 2023 – Jul 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2026ALII · Walk-around2COUCH AGGREGATES LLC 43183641A17UPA/AL
Jul 7, 2026ALII · Walk-around2COUCH AGGREGATES LLC 43183641A17UPA/AL
Sep 29, 2025ALII · Walk-around1OOSCOUCH AGGREGATES LLC 43183641A17UPA/AL
May 21, 2025ALIII · Driver-only0COUCH AGGREGATES LLC 43183641A17UPA/AL
Sep 13, 2024ALII · Walk-around1J & K MATERIALS AND TRUCKING INC 15817111A17UPA/AL
Mar 5, 2024ALIII · Driver-only0PREMIER HOLDING COMPANY LLC 37877861A17UPA/AL
Aug 10, 2023ALII · Walk-around1PREMIER HOLDING COMPANY LLC 37877861A17UPA/AL
Jul 18, 2023ALIII · Driver-only0PREMIER HOLDING COMPANY LLC 37877861A17UPA/AL
Jul 5, 2023ALII · Walk-around0PREMIER HOLDING COMPANY LLC 37877861A17UPA/AL
Jun 13, 2023ALIII · Driver-only0PREMIER HOLDING COMPANY LLC 37877861A17UPA/AL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COUCH AGGREGATES LLC4318364May 21, 2025Jul 7, 20264AL
J & K MATERIALS AND TRUCKING INC1581711Sep 13, 2024Sep 13, 20241AL
PREMIER HOLDING COMPANY LLC3787786Jun 13, 2023Mar 5, 20245AL
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.
1A17UPAAL1COUCH AGGREGATES LLCMay 21, 2025Jul 7, 20264
1A17UPAALJ & K MATERIALS AND TRUCKING INCSep 13, 2024Sep 13, 20241
1A17UPAALPREMIER HOLDING COMPANY LLCJun 13, 2023Mar 5, 20245
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026