Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth W9 Series

1XKWD49X3JJ222554 · Truck-Tractor · TRUCK
W900
Carriers run under3
23 mo
Inspections6
all-time
OOS inspections2
of 6
First seenMar 11, 2024
KS
Last seenFeb 28, 2026
KS
Inspected under 3 different carriers in 23 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
1XKWD49X3JJ222554
Make
Kenworth
Model
W9 Series
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 24, 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
WD49X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1988 or 2018

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

North American serial sequence
222554

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 · 5,845 decoded VINs at 94.7% prefix purity.

Model
W9 Series

Prefix basis · 5,845 decoded VINs at 94.7% prefix purity.

Model line
W900

Sourced label · prefix basis 5,845 decoded VINs at 94.7% 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
2018

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 · Mar 11, 2024 – Feb 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 28, 2026KSIII · Driver-only0SUNWELD TRANSPORTATION LLC 4522411LR5772/IA
Nov 13, 2025SDIII · Driver-only9MILLER FAMILY TRUCKING LLC 2263048LR5772/IA
Oct 12, 2025IAIII · Driver-only4OOSMILLER FAMILY TRUCKING LLC 2263048LR5772/IA
Jul 22, 2025KYIII · Driver-only4OOSMILLER FAMILY TRUCKING LLC 2263048
Dec 17, 2024ILIII · Driver-only0BC DELIVERIES LLC 3092226419968/NE
Mar 11, 2024KSII · Walk-around0BC DELIVERIES LLC 3092226419968/NE
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUNWELD TRANSPORTATION LLC4522411Feb 28, 2026Feb 28, 20261IA
MILLER FAMILY TRUCKING LLC2263048Jul 22, 2025Nov 13, 20253IA
BC DELIVERIES LLC3092226Mar 11, 2024Dec 17, 20242NE
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.
LR5772IASUNWELD TRANSPORTATION LLCFeb 28, 2026Feb 28, 20261
LR5772IAMILLER FAMILY TRUCKING LLCOct 12, 2025Nov 13, 20252
IAMILLER FAMILY TRUCKING LLCJul 22, 2025Jul 22, 20251
419968NEBC DELIVERIES LLCMar 11, 2024Dec 17, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026