Equipment unit · VIN-decoded · NHTSA vPIC

2024 Kenworth T880

3BKZX4TX0RF368637 · Truck · INCOMPLETE VEHICLE
Carriers run under2
36 mo
Inspections8
all-time
OOS inspections0
of 8
First seenAug 24, 2023
CA
Last seenAug 13, 2026
PA
Inspected under 2 different carriers in 36 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
3BKZX4TX0RF368637
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
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
3BK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ZX4TX

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
368637

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 · 88 decoded VINs at 100.0% prefix purity.

Model
T880

Prefix basis · 88 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 · Aug 24, 2023 – Aug 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 13, 2026PAIII · Driver-only0ACTION ADAM SERVICES LLC 2489058ZKT5543/PA
May 6, 2026PAIII · Driver-only0ACTION ADAM SERVICES LLC 2489058ZKT5543/PA
Mar 23, 2026PAIII · Driver-only0ACTION ADAM SERVICES LLC 2489058ZKT5543/PA
Mar 6, 2025PAIII · Driver-only0ACTION ADAM SERVICES LLC 2489058ZKT5543/PA
Nov 7, 2024PAIII · Driver-only1ACTION ADAM SERVICES LLC 2489058ZKT5543/PA
Aug 7, 2024PAII · Walk-around0ACTION ADAM SERVICES LLC 2489058ZKT5543/PA
Feb 27, 2024PAIII · Driver-only0ACTION ADAM SERVICES LLC 2489058ZKT5543/PA
Aug 24, 2023CAIII · Driver-only1UNIMARK LOWBOY TRANSPORTATION LLC 1604546WP43922/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ACTION ADAM SERVICES LLC2489058Feb 27, 2024Aug 13, 20267PA
UNIMARK LOWBOY TRANSPORTATION LLC1604546Aug 24, 2023Aug 24, 20231WI
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.
ZKT5543PA1ACTION ADAM SERVICES LLCFeb 27, 2024Aug 13, 20267
WP43922WIUNIMARK LOWBOY TRANSPORTATION LLCAug 24, 2023Aug 24, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026