Equipment unit · VIN-decoded · NHTSA vPIC

2015 Kenworth T8 Series

1XKDD49X0FJ436464 · Truck-Tractor · TRUCK
T800
Carriers run under2
22 mo
Inspections8
all-time
OOS inspections1
of 8
First seenAug 20, 2024
KY
Last seenJun 26, 2026
TN
Inspected under 2 different carriers in 22 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
1XKDD49X0FJ436464
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
0 · valid

Deterministic · position 9; calculated value 0.

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
436464

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 · Aug 20, 2024 – Jun 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 26, 2026TNII · Walk-around4OOSDESAIX TRANSPORT LLC 2062181U0159HY/TN
Jun 16, 2026TNIII · Driver-only0DESAIX TRANSPORT LLC 2062181U0159HY/TN
May 28, 2026KYII · Walk-around0DESAIX TRANSPORT LLC 2062181U0159HY/TN
Dec 11, 2025KYIII · Driver-only1DESAIX TRANSPORT LLC 2062181U0159HY/TN
Apr 9, 2025KYII · Walk-around0PETRO HAULERS EXPRESS LLC 2461916U0159HY/TN
Jan 29, 2025KYI · Full0PETRO HAULERS EXPRESS LLC 2461916U0159HY/TN
Oct 2, 2024KYII · Walk-around0PETRO HAULERS EXPRESS LLC 2461916U0159HY/TN
Aug 20, 2024KYII · Walk-around0PETRO HAULERS EXPRESS LLC 2461916U0159HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DESAIX TRANSPORT LLC2062181Dec 11, 2025Jun 26, 20264TN
PETRO HAULERS EXPRESS LLC2461916Aug 20, 2024Apr 9, 20254KY
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.
U0159HYTN1DESAIX TRANSPORT LLCDec 11, 2025Jun 26, 20264
U0159HYTNPETRO HAULERS EXPRESS LLCAug 20, 2024Apr 9, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026