Equipment unit · VIN-decoded · NHTSA vPIC

2023 Kenworth T4 Series

3WKBD59X4PF881602 · Truck-Tractor · TRUCK
Carriers run under1
35 mo
Inspections23
all-time
OOS inspections3
of 23
First seenJul 25, 2023
TX
Last seenJun 24, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3WKBD59X4PF881602
Make
Kenworth
Model
T4 Series
Model year
2023
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
BD59X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1993 or 2023

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

North American serial sequence
881602

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 · 7 decoded VINs at 100.0% prefix purity.

Model
T4 Series

Prefix basis · 7 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T4 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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 25, 2023 – Jun 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 24, 2026TXI · Full9T-MAR LOGISTICS SA DE CV 206984515AT9C/TA
Jun 4, 2026TXII · Walk-around0T-MAR LOGISTICS SA DE CV 206984515AT9C/TA
Apr 30, 2026TXII · Walk-around0T-MAR LOGISTICS SA DE CV 206984515AT9C/TA
Apr 22, 2026TXI · Full5T-MAR LOGISTICS SA DE CV 206984515AT9C/TA
Apr 11, 2026TXIII · Driver-only0T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Feb 25, 2026TXI · Full0T-MAR LOGISTICS SA DE CV 206984515AT9C/TA
Feb 10, 2026TXI · Full3T-MAR LOGISTICS SA DE CV 206984515AT9C/TA
Oct 30, 2025TXI · Full2T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Oct 13, 2025TXII · Walk-around1T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
May 30, 2025TXII · Walk-around2OOST-MAR LOGISTICS SA DE CV 206984515AT9C/MX
May 6, 2025TXIII · Driver-only0T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Apr 11, 2025TXI · Full0T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Dec 26, 2024TXI · Full2OOST-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Dec 2, 2024TXII · Walk-around1T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Sep 18, 2024TXI · Full1T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Aug 9, 2024TXII · Walk-around0T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
May 28, 2024TXI · Full0T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Mar 11, 2024TXI · Full0T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Feb 7, 2024TXI · Full1OOST-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Feb 1, 2024TXI · Full4T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Jan 10, 2024TXI · Full2T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
Jan 9, 2024USIII · Driver-only0T-MAR LOGISTICS SA DE CV 206984515AT9C/TA
Jul 25, 2023TXI · Full0T-MAR LOGISTICS SA DE CV 206984515AT9C/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
T-MAR LOGISTICS SA DE CV2069845Jul 25, 2023Jun 24, 202623TA
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.
15AT9CTA1T-MAR LOGISTICS SA DE CVJan 9, 2024Jun 24, 20267
15AT9CMXT-MAR LOGISTICS SA DE CVJul 25, 2023Apr 11, 202616
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026