Equipment unit · VIN-decoded · NHTSA vPIC

2015 Kenworth T6 Series

1XKADP9X1FJ439457 · Truck-Tractor · TRUCK
T600
Carriers run under2
32 mo
Inspections10
all-time
OOS inspections4
of 10
First seenOct 23, 2023
CA
Last seenJun 16, 2026
CA
Inspected under 2 different carriers in 32 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
1XKADP9X1FJ439457
Make
Kenworth
Model
T6 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 20, 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
ADP9X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
439457

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 · 1,080 decoded VINs at 93.3% prefix purity.

Model
T6 Series

Prefix basis · 1,080 decoded VINs at 93.3% prefix purity.

Model line
T600

Sourced label · prefix basis 1,080 decoded VINs at 93.3% 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
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 · Oct 23, 2023 – Jun 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 16, 2026CAIII · Driver-only0SILICON LOGISTICS INC 1573492YP95750/CA
Jun 15, 2026CAI · Full1OOSSILICON LOGISTICS INC 1573492YP95750/CA
May 19, 2026CAII · Walk-around0SILICON LOGISTICS INC 1573492YP95750/CA
Apr 10, 2025CAI · Full5OOSSILICON ROADWAYS INC 892706YP95750/CA
Apr 2, 2025CAII · Walk-around0SILICON ROADWAYS INC 892706YP95750/CA
Mar 12, 2025CAII · Walk-around5OOSSILICON ROADWAYS INC 892706YP95750/CA
Jan 28, 2025CAII · Walk-around5SILICON ROADWAYS INC 892706YP95750/CA
Aug 30, 2024CAI · Full7SILICON ROADWAYS INC 892706YP95750/CA
Jan 10, 2024CAII · Walk-around1SILICON ROADWAYS INC 892706YP95750/CA
Oct 23, 2023CAII · Walk-around1OOSSILICON ROADWAYS INC 892706YP95750/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SILICON LOGISTICS INC1573492May 19, 2026Jun 16, 20263CA
SILICON ROADWAYS INC892706Oct 23, 2023Apr 10, 20257CA
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.
YP95750CA1SILICON LOGISTICS INCMay 19, 2026Jun 16, 20263
YP95750CASILICON ROADWAYS INCOct 23, 2023Apr 10, 20257
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026