Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T8 Series

1XKDP4TX6MR438394 · Truck-Tractor · TRUCK
Carriers run under2
27 mo
Inspections3
all-time
OOS inspections0
of 3
First seenAug 15, 2023
IA
Last seenNov 18, 2025
IN
Inspected under 2 different carriers in 27 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
1XKDP4TX6MR438394
Make
Kenworth
Model
T8 Series
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 26, 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
DP4TX

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1991 or 2021

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

North American serial sequence
438394

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
2021

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 · Aug 15, 2023 – Nov 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 18, 2025INII · Walk-around1MICHELS PIPELINE INC 359975919674Z/WI
Nov 1, 2023ARIII · Driver-only0MICHELS CORPORATION 9990519674Z/WI
Aug 15, 2023IAIII · Driver-only0MICHELS CORPORATION 9990519674Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MICHELS PIPELINE INC3599759Nov 18, 2025Nov 18, 20251WI
MICHELS CORPORATION99905Aug 15, 2023Nov 1, 20232WI
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.
19674ZWIMICHELS PIPELINE INCNov 18, 2025Nov 18, 20251
19674ZWIMICHELS CORPORATIONAug 15, 2023Nov 1, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026