Equipment unit · VIN-decoded · NHTSA vPIC

2011 Kenworth T8 Series

1NKDL40X7BJ285692 · Truck · INCOMPLETE VEHICLE
T800
Carriers run under1
26 mo
Inspections8
all-time
OOS inspections2
of 8
First seenJul 20, 2023
NM
Last seenSep 29, 2025
NM
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NKDL40X7BJ285692
Make
Kenworth
Model
T8 Series
Model year
2011
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 23, 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
DL40X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1981 or 2011

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

North American serial sequence
285692

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 · 469 decoded VINs at 92.1% prefix purity.

Model
T8 Series

Prefix basis · 469 decoded VINs at 92.1% prefix purity.

Model line
T800

Sourced label · prefix basis 469 decoded VINs at 92.1% prefix purity.

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
2011

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T8 Series

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 20, 2023 – Sep 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 29, 2025NMII · Walk-around0ADVANCED CHEMICAL TRANSPORT LLC 1607894IRM9902/NM
May 23, 2025NMIII · Driver-only0ADVANCED CHEMICAL TRANSPORT LLC 1607894IRM9902/NM
Dec 5, 2024NMII · Walk-around0ADVANCED CHEMICAL TRANSPORT LLC 1607894IRM2007/NM
Sep 3, 2024NMIII · Driver-only0ADVANCED CHEMICAL TRANSPORT LLC 1607894IRM2007/NM
Mar 22, 2024NMII · Walk-around1OOSADVANCED CHEMICAL TRANSPORT LLC 1607894IRM2007/NM
Feb 5, 2024NMII · Walk-around0ADVANCED CHEMICAL TRANSPORT LLC 1607894IRM2007/NM
Dec 14, 2023USI · Full3OOSADVANCED CHEMICAL TRANSPORT LLC 1607894IRM2007/NM
Jul 20, 2023NMIII · Driver-only0ADVANCED CHEMICAL TRANSPORT LLC 1607894TEMP/NM
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ADVANCED CHEMICAL TRANSPORT LLC1607894Jul 20, 2023Sep 29, 20258CA
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.
IRM9902NM1ADVANCED CHEMICAL TRANSPORT LLCMay 23, 2025Sep 29, 20252
IRM2007NM1ADVANCED CHEMICAL TRANSPORT LLCDec 14, 2023Dec 5, 20245
TEMPNM1ADVANCED CHEMICAL TRANSPORT LLCJul 20, 2023Jul 20, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026