Equipment unit · VIN-decoded · NHTSA vPIC

2017 Kenworth T880

1NKZXPEX4HJ176572 · Truck · INCOMPLETE VEHICLE
Carriers run under2
28 mo
Inspections4
all-time
OOS inspections0
of 4
First seenDec 5, 2023
DC
Last seenApr 7, 2026
MD
Inspected under 2 different carriers in 28 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
1NKZXPEX4HJ176572
Make
Kenworth
Model
T880
Model year
2017
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
1987 or 2017

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

North American serial sequence
176572

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
2017

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 5, 2023 – Apr 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 7, 2026MDI · Full0ENVIRONMENTAL ALTERNATIVES LLC 1289796325ED90/MD
Nov 13, 2024MDII · Walk-around0BYLER TRUCKING SERVICES LLC 2637059325ED90/MD
Nov 11, 2024VAII · Walk-around0ENVIRONMENTAL ALTERNATIVES LLC 1289796325ED90/MD
Dec 5, 2023DCII · Walk-around1ENVIRONMENTAL ALTERNATIVES LLC 1289796325ED90/MD
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ENVIRONMENTAL ALTERNATIVES LLC1289796Dec 5, 2023Apr 7, 20263MD
BYLER TRUCKING SERVICES LLC2637059Nov 13, 2024Nov 13, 20241MD
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.
325ED90MDENVIRONMENTAL ALTERNATIVES LLCDec 5, 2023Apr 7, 20263
325ED90MDBYLER TRUCKING SERVICES LLCNov 13, 2024Nov 13, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026