Equipment unit · VIN-decoded · NHTSA vPIC

2003 Kenworth T600

1XKAD49X13J898661 · Truck-Tractor · TRUCK
T600
Carriers run under1
16 mo
Inspections5
all-time
OOS inspections1
of 5
First seenAug 30, 2024
TX
Last seenDec 23, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKAD49X13J898661
Make
Kenworth
Model
T600
Model year
2003
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
AD49X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2003 or 2033

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

North American serial sequence
898661

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 · 5,142 decoded VINs at 90.1% prefix purity.

Model
T6 Series

Prefix basis · 5,142 decoded VINs at 90.1% prefix purity.

Model line
T600

Sourced label · prefix basis 5,142 decoded VINs at 90.1% 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
2003

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T600

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 30, 2024 – Dec 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 23, 2025TXII · Walk-around4JJHR TRANSPORT LLC 31582671N45024/TX
May 1, 2025TXII · Walk-around5JJHR TRANSPORT LLC 31582671N45024/TX
Feb 21, 2025TXII · Walk-around1JJHR TRANSPORT LLC 315826762EM1J/MX
Dec 19, 2024TXII · Walk-around9OOSJJHR TRANSPORT LLC 31582671N45024/TX
Aug 30, 2024TXII · Walk-around4JJHR TRANSPORT LLC 31582671N45024/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JJHR TRANSPORT LLC3158267Aug 30, 2024Dec 23, 20255TX
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.
1N45024TXJJHR TRANSPORT LLCAug 30, 2024Dec 23, 20254
62EM1JMXJJHR TRANSPORT LLCFeb 21, 2025Feb 21, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026