Equipment unit · VIN-decoded · NHTSA vPIC

2015 Kenworth T8 Series

1XKDD49X9FJ431165 · Truck-Tractor · TRUCK
T800
Carriers run under1
35 mo
Inspections8
all-time
OOS inspections2
of 8
First seenJul 3, 2023
TX
Last seenJun 12, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKDD49X9FJ431165
Make
Kenworth
Model
T8 Series
Model year
2015
Body class
Truck-Tractor
Vehicle type
TRUCK
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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DD49X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1985 or 2015

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

North American serial sequence
431165

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 · 1,944 decoded VINs at 93.9% prefix purity.

Model
T8 Series

Prefix basis · 1,944 decoded VINs at 93.9% prefix purity.

Model line
T800

Sourced label · prefix basis 1,944 decoded VINs at 93.9% 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
2015

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 3, 2023 – Jun 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 12, 2026TXII · Walk-around6OOSCJ & SONS TRUCKING INC 20266891N79485/TX
Feb 19, 2026TXI · Full4OOSCJ & SONS TRUCKING INC 20266891N79485/TX
Dec 19, 2025TXII · Walk-around2CJ & SONS TRUCKING INC 20266891N79485/TX
Oct 18, 2024TXII · Walk-around2CJ & SONS TRUCKING INC 20266891N40271/TX
Apr 18, 2024TXII · Walk-around2CJ & SONS TRUCKING INC 20266891N38645/TX
Aug 28, 2023TXII · Walk-around6CJ & SONS TRUCKING INC 20266891N38645/TX
Jul 7, 2023TXII · Walk-around0CJ & SONS TRUCKING INC 20266891N38645/TX
Jul 3, 2023TXII · Walk-around3CJ & SONS TRUCKING INC 20266891M30932/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CJ & SONS TRUCKING INC2026689Jul 3, 2023Jun 12, 20268TX
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.
1N79485TX1CJ & SONS TRUCKING INCDec 19, 2025Jun 12, 20263
1N40271TXCJ & SONS TRUCKING INCOct 18, 2024Oct 18, 20241
1N38645TXCJ & SONS TRUCKING INCJul 7, 2023Apr 18, 20243
1M30932TXCJ & SONS TRUCKING INCJul 3, 2023Jul 3, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026