Equipment unit · VIN-decoded · NHTSA vPIC

2006 Kenworth T6 Series

1XKAD48XX6J137987 · Truck-Tractor · TRUCK
T600
Carriers run under2
27 mo
Inspections5
all-time
OOS inspections1
of 5
First seenNov 1, 2023
MO
Last seenFeb 22, 2026
SD
Inspected under 2 different carriers in 27 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
1XKAD48XX6J137987
Make
Kenworth
Model
T6 Series
Model year
2006
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
AD48X

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2006 or 2036

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

North American serial sequence
137987

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 · 423 decoded VINs at 97.9% prefix purity.

Model
T6 Series

Prefix basis · 423 decoded VINs at 97.9% prefix purity.

Model line
T600

Sourced label · prefix basis 423 decoded VINs at 97.9% 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
2006

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T6 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 · Nov 1, 2023 – Feb 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 22, 2026SDIII · Driver-only1WHIMSY INC 65378377KT6N/MO
Oct 1, 2024KSII · Walk-around5OOSWHIMSY INC 65378377KT6N/MO
Sep 25, 2024IAIII · Driver-only2WHIMSY INC 65378377KT6N/MO
Jun 27, 2024KSII · Walk-around0C&K TRUCKING LLC 5408643504567/IN
Nov 1, 2023MOII · Walk-around0C&K TRUCKING LLC 54086404KS3W/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WHIMSY INC653783Sep 25, 2024Feb 22, 20263IL
C&K TRUCKING LLC540864Nov 1, 2023Jun 27, 20242IL
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.
77KT6NMOWHIMSY INCSep 25, 2024Feb 22, 20263
3504567IN1C&K TRUCKING LLCJun 27, 2024Jun 27, 20241
04KS3WMO1C&K TRUCKING LLCNov 1, 2023Nov 1, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026