Equipment unit · VIN-decoded · NHTSA vPIC

2011 Kenworth T6 Series

3WKAD40X4BF829561 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections20
all-time
OOS inspections10
of 20
First seenJun 5, 2024
TX
Last seenJul 9, 2026
TX
Inspected under 2 different carriers in 25 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
3WKAD40X4BF829561
Make
Kenworth
Model
T6 Series
Model year
2011
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
3WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AD40X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1981 or 2011

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

North American serial sequence
829561

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
2011

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

  • 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 · Jun 5, 2024 – Jul 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 9, 2026TXI · Full13OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/TA
Jul 6, 2026USIII · Driver-only0SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
May 13, 2026TXII · Walk-around4SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/TA
May 8, 2026TXII · Walk-around4SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/TA
Apr 21, 2026TXII · Walk-around2SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Apr 15, 2026USI · Full5OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Apr 6, 2026TXI · Full1DIANA HERNANDEZ PADRON 3389671055AE5/MX
Apr 6, 2026TXI · Full10OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Jan 17, 2026USI · Full7OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Nov 10, 2025TXI · Full9OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Oct 28, 2025TXII · Walk-around3SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Aug 26, 2025TXI · Full6SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Aug 6, 2025USI · Full5OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Dec 20, 2024TXI · Full12OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/TA
Oct 22, 2024TXI · Full5OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Oct 9, 2024USI · Full9OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Jul 31, 2024USII · Walk-around2SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Jul 12, 2024TXII · Walk-around1SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/MX
Jul 4, 2024TXII · Walk-around2SANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/TA
Jun 5, 2024TXI · Full3OOSSANDRA PATRICIA CASANOVA GUILLEN 925581055AE5/TA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SANDRA PATRICIA CASANOVA GUILLEN925581Jun 5, 2024Jul 9, 202619TA
DIANA HERNANDEZ PADRON3389671Apr 6, 2026Apr 6, 20261TA
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.
055AE5TA1SANDRA PATRICIA CASANOVA GUILLENJun 5, 2024Jul 9, 20266
055AE5MX1SANDRA PATRICIA CASANOVA GUILLENJul 12, 2024Jul 6, 202613
055AE5MXDIANA HERNANDEZ PADRONApr 6, 2026Apr 6, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026