Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T8 Series

1XKDP4EX9MR465523 · Truck-Tractor · TRUCK
T800
Carriers run under1
29 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJul 6, 2023
ND
Last seenDec 22, 2025
ND
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKDP4EX9MR465523
Make
Kenworth
Model
T8 Series
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DP4EX

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1991 or 2021

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

North American serial sequence
465523

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 · 241 decoded VINs at 92.5% prefix purity.

Model
T8 Series

Prefix basis · 241 decoded VINs at 92.5% prefix purity.

Model line
T800

Sourced label · prefix basis 241 decoded VINs at 92.5% 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
2021

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-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

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 6, 2023 – Dec 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 22, 2025NDIII · Driver-only0MARTIN CONSTRUCTION INC 104272235621P/ND
Dec 22, 2025WYII · Walk-around1OOSMARTIN CONSTRUCTION INC 104272235621P/ND
Oct 9, 2025NDI · Full5OOSMARTIN CONSTRUCTION INC 104272235621P/ND
Apr 3, 2024NDII · Walk-around0MARTIN CONSTRUCTION INC 104272235621P/ND
Jul 6, 2023NDIII · Driver-only0MARTIN CONSTRUCTION INC 104272235621P/ND
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARTIN CONSTRUCTION INC1042722Jul 6, 2023Dec 22, 20255ND
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.
35621PNDMARTIN CONSTRUCTION INCJul 6, 2023Dec 22, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026