Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth W9 Series

1XKWP49X1MR468032 · Truck-Tractor · TRUCK
W900
Carriers run under3
35 mo
Inspections6
all-time
OOS inspections0
of 6
First seenAug 17, 2023
NE
Last seenJul 3, 2026
MI
Inspected under 3 different carriers in 35 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
1XKWP49X1MR468032
Make
Kenworth
Model
W9 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
Jun 28, 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
WP49X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
468032

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 · 105 decoded VINs at 100.0% prefix purity.

Model
W9 Series

Prefix basis · 105 decoded VINs at 100.0% prefix purity.

Model line
W900

Sourced label · prefix basis 105 decoded VINs at 100.0% prefix purity.

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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
W9 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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 17, 2023 – Jul 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 3, 2026MIIII · Driver-only1TOWNSEND BROTHERS TRUCKING COMPANY 326718PXA4650/OH
Apr 1, 2025INIII · Driver-only1TOWNSEND BROTHERS TRUCKING COMPANY 326718PXA4650/OH
May 17, 2024MIIII · Driver-only2TOWNSEND BROTHERS TRUCKING COMPANY 326718PXA4650/OH
Feb 29, 2024IAIII · Driver-only2SILVER STEER TRUCKING INC 2269889FX5573/IA
Nov 30, 2023IAIII · Driver-only1SILVER STEER TRUCKING INC 2269889
Aug 17, 2023NEIII · Driver-only0BEN SHUPP TRUCKING INC 1202589400889/NE
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TOWNSEND BROTHERS TRUCKING COMPANY326718May 17, 2024Jul 3, 20263OH
SILVER STEER TRUCKING INC2269889Nov 30, 2023Feb 29, 20242IA
BEN SHUPP TRUCKING INC1202589Aug 17, 2023Aug 17, 20231NE
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.
PXA4650OH1TOWNSEND BROTHERS TRUCKING COMPANYMay 17, 2024Jul 3, 20263
FX5573IASILVER STEER TRUCKING INCFeb 29, 2024Feb 29, 20241
OTSILVER STEER TRUCKING INCNov 30, 2023Nov 30, 20231
400889NEBEN SHUPP TRUCKING INCAug 17, 2023Aug 17, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026