Equipment unit · VIN-decoded · NHTSA vPIC

1999 Kenworth T600

1XKADR9X9XR792611 · Truck-Tractor · TRUCK
Carriers run under2
28 mo
Inspections8
all-time
OOS inspections5
of 8
First seenOct 4, 2023
AL
Last seenFeb 14, 2026
NJ
Inspected under 2 different carriers in 28 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
1XKADR9X9XR792611
Make
Kenworth
Model
T600
Model year
1999
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
ADR9X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1999 or 2029

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

North American serial sequence
792611

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
1999

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 4, 2023 – Feb 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 14, 2026NJII · Walk-around18OOSNEXX LEVEL LLC FL 3266924C732EP/GA
Dec 22, 2025LAII · Walk-around4OOSNEXX LEVEL LLC FL 3266924C732EP/GA
Nov 19, 2025NCIII · Driver-only0NEXX LEVEL LLC FL 3266924C732EP/GA
Apr 11, 2025KYI · Full13OOSNEXX LEVEL LLC FL 3266924C732EP/GA
Oct 24, 2024ALII · Walk-around3OOSNEXX LEVEL LLC FL 3266924C732EP/GA
May 28, 2024ALIII · Driver-only1OOSNEXX LEVEL LLC FL 3266924C732EP/GA
Oct 18, 2023MIIII · Driver-only1LEADER FREIGHT SYSTEMS INC 32831883248552/IL
Oct 4, 2023ALIII · Driver-only0LEADER FREIGHT SYSTEMS INC 32831883248552/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NEXX LEVEL LLC FL3266924May 28, 2024Feb 14, 20266GA
LEADER FREIGHT SYSTEMS INC3283188Oct 4, 2023Oct 18, 20232IN
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.
C732EPGANEXX LEVEL LLC FLMay 28, 2024Feb 14, 20266
3248552ILLEADER FREIGHT SYSTEMS INCOct 18, 2023Oct 18, 20231
3248552INLEADER FREIGHT SYSTEMS INCOct 4, 2023Oct 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026