Equipment unit · VIN-decoded · NHTSA vPIC

2013 Kenworth T8 Series

1XKDD49X3DJ344343 · Truck-Tractor · TRUCK
T800
Carriers run under1
33 mo
Inspections15
all-time
OOS inspections3
of 15
First seenAug 18, 2023
TX
Last seenMay 13, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKDD49X3DJ344343
Make
Kenworth
Model
T8 Series
Model year
2013
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1983 or 2013

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

North American serial sequence
344343

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
2013

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 · Aug 18, 2023 – May 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 13, 2026TXI · Full8OOSDIAMOND BACK TRANSPORT INC 19529071L47170/TX
Apr 9, 2026TXII · Walk-around0DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Feb 5, 2026TXII · Walk-around1OOSDIAMOND BACK TRANSPORT INC 19529071L47170/TX
Dec 16, 2025TXII · Walk-around0DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Oct 10, 2025TXII · Walk-around1DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Aug 12, 2025TXI · Full7OOSDIAMOND BACK TRANSPORT INC 19529071L47170/TX
Jul 31, 2025TXIII · Driver-only0DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Jun 26, 2025TXII · Walk-around0DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Feb 7, 2025TXII · Walk-around1DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Nov 19, 2024TXII · Walk-around0DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Aug 30, 2024TXI · Full2DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Aug 9, 2024TXII · Walk-around1DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Nov 17, 2023TXII · Walk-around0DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Oct 23, 2023TXII · Walk-around2DIAMOND BACK TRANSPORT INC 19529071L47170/TX
Aug 18, 2023TXII · Walk-around1DIAMOND BACK TRANSPORT INC 19529071L47170/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DIAMOND BACK TRANSPORT INC1952907Aug 18, 2023May 13, 202615TX
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.
1L47170TXDIAMOND BACK TRANSPORT INCAug 18, 2023May 13, 202615
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026