Equipment unit · VIN-decoded · NHTSA vPIC

2023 Kenworth T4 Series

1XKBD59X4PS613610 · Truck-Tractor · TRUCK
Carriers run under1
23 mo
Inspections17
all-time
OOS inspections7
of 17
First seenJul 27, 2023
US
Last seenJun 13, 2025
US
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKBD59X4PS613610
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
1XK

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
613610

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 27, 2023 – Jun 13, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 13, 2025USI · Full8MA ELENA AGUILAR RICO 331750509ES32/MX
Jun 10, 2025USII · Walk-around6OOSMA ELENA AGUILAR RICO 331750509ES3Z/MX
Apr 29, 2025USI · Full4OOSMA ELENA AGUILAR RICO 331750509ES3X/MX
Apr 1, 2025USI · Full10MA ELENA AGUILAR RICO 331750515EN1A/MX
Oct 21, 2024AZI · Full1MA ELENA AGUILAR RICO 33175059TA818/AZ
Aug 22, 2024USI · Full12MA ELENA AGUILAR RICO 331750515EN1A/MX
Aug 21, 2024USI · Full19OOSMA ELENA AGUILAR RICO 331750515EN1A/MX
Jul 31, 2024USII · Walk-around12OOSMA ELENA AGUILAR RICO 331750515EN1A/MX
May 13, 2024USI · Full11MA ELENA AGUILAR RICO 331750515EN1A/MX
Mar 25, 2024USI · Full8OOSMA ELENA AGUILAR RICO 331750515EN1A/MX
Jan 26, 2024USII · Walk-around5MA ELENA AGUILAR RICO 331750515EN1A/MX
Jan 10, 2024AZIII · Driver-only2MA ELENA AGUILAR RICO 33175059TA818/AZ
Dec 29, 2023USI · Full17OOSMA ELENA AGUILAR RICO 331750515EN1A/MX
Nov 9, 2023USI · Full31OOSMA ELENA AGUILAR RICO 331750515EN1A/MX
Aug 31, 2023USI · Full13MA ELENA AGUILAR RICO 331750515EN1A/MX
Aug 7, 2023USI · Full4MA ELENA AGUILAR RICO 331750515EN1A/MX
Jul 27, 2023USI · Full13MA ELENA AGUILAR RICO 331750515EN1/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MA ELENA AGUILAR RICO3317505Jul 27, 2023Jun 13, 202517SO
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.
09ES32MXMA ELENA AGUILAR RICOJun 13, 2025Jun 13, 20251
09ES3ZMXMA ELENA AGUILAR RICOJun 10, 2025Jun 10, 20251
09ES3XMXMA ELENA AGUILAR RICOApr 29, 2025Apr 29, 20251
15EN1AMXMA ELENA AGUILAR RICOAug 7, 2023Apr 1, 202511
9TA818AZMA ELENA AGUILAR RICOJan 10, 2024Oct 21, 20242
15EN1MXMA ELENA AGUILAR RICOJul 27, 2023Jul 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026