Equipment unit · VIN-decoded · NHTSA vPIC

2011 Kenworth T8 Series

3WKDD40X5BF828979 · Truck-Tractor · TRUCK
Carriers run under1
30 mo
Inspections33
all-time
OOS inspections3
of 33
First seenJun 21, 2023
US
Last seenDec 28, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3WKDD40X5BF828979
Make
Kenworth
Model
T8 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
DD40X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
828979

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
T8 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 21, 2023 – Dec 28, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 28, 2025TXII · Walk-around3SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Dec 25, 2025TXII · Walk-around2SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Nov 16, 2025TXI · Full2SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Sep 3, 2025USII · Walk-around1SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
May 8, 2025USI · Full2SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Apr 7, 2025TXII · Walk-around2SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Mar 26, 2025TXI · Full1SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Mar 22, 2025TXII · Walk-around0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Mar 8, 2025TXII · Walk-around0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Feb 8, 2025TXII · Walk-around0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jan 27, 2025TXI · Full3SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jan 10, 2025TXII · Walk-around1SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Oct 22, 2024TXII · Walk-around4SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jul 24, 2024TXI · Full0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jun 28, 2024USII · Walk-around1SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jun 4, 2024TXII · Walk-around1OOSSERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
May 23, 2024TXII · Walk-around3SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/NL
May 2, 2024TXII · Walk-around0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Apr 10, 2024TXII · Walk-around0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Mar 5, 2024TXI · Full2OOSSERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Mar 2, 2024TXII · Walk-around2SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/TA
Feb 5, 2024TXI · Full2SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jan 30, 2024TXI · Full0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Dec 15, 2023TXII · Walk-around2SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Dec 2, 2023TXI · Full5OOSSERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Nov 28, 2023TXI · Full6SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/TA
Nov 11, 2023TXII · Walk-around0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Oct 31, 2023TXI · Full0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Oct 28, 2023TXI · Full5SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Oct 19, 2023TXIII · Driver-only0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Sep 14, 2023TXIII · Driver-only0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jul 7, 2023USI · Full0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
Jun 21, 2023USII · Walk-around0SERVICIOS ESPECIALIZADOS ALANIS SA DE CV 55947783AM6Y/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SERVICIOS ESPECIALIZADOS ALANIS SA DE CV559477Jun 21, 2023Dec 28, 202533NL
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.
83AM6YMXSERVICIOS ESPECIALIZADOS ALANIS SA DE CVJun 21, 2023Dec 28, 202530
83AM6YNLSERVICIOS ESPECIALIZADOS ALANIS SA DE CVMay 23, 2024May 23, 20241
83AM6YTASERVICIOS ESPECIALIZADOS ALANIS SA DE CVNov 28, 2023Mar 2, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026