Equipment unit · VIN-decoded · NHTSA vPIC

2025 Kenworth W9 Series

1XKWP4TX0SR181822 · Truck-Tractor · TRUCK
W900
Carriers run under2
23 mo
Inspections3
all-time
OOS inspections0
of 3
First seenOct 4, 2024
VT
Last seenSep 8, 2026
RI
Inspected under 2 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
1XKWP4TX0SR181822
Make
Kenworth
Model
W9 Series
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Sep 3, 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
WP4TX

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1995 or 2025

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

North American serial sequence
181822

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 · 277 decoded VINs at 100.0% prefix purity.

Model
W9 Series

Prefix basis · 277 decoded VINs at 100.0% prefix purity.

Model line
W900

Sourced label · prefix basis 277 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.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 4, 2024 – Sep 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 8, 2026RIIII · Driver-only1—RYCO HEAVY HAUL INC 40203781AF91T/MA
Aug 18, 2026VAIII · Driver-only0—RYCO HEAVY HAUL INC 40203781AF91T/MA
Oct 4, 2024VTIII · Driver-only0—ACTIVE USA LLC 1235844194/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RYCO HEAVY HAUL INC4020378Aug 18, 2026Sep 8, 20262MA
ACTIVE USA LLC12358Oct 4, 2024Oct 4, 20241WI
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.
1AF91TMA1RYCO HEAVY HAUL INCAug 18, 2026 → Sep 8, 20262
44194WI—ACTIVE USA LLCOct 4, 2024 → Oct 4, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 3, 2026