Equipment unit · VIN-decoded · NHTSA vPIC

2001 Kenworth W900

1NKWX4EX31R871716 · Truck · INCOMPLETE VEHICLE
W900
Carriers run under2
32 mo
Inspections4
all-time
OOS inspections3
of 4
First seenAug 14, 2023
WA
Last seenApr 27, 2026
WA
Inspected under 2 different carriers in 32 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
1NKWX4EX31R871716
Make
Kenworth
Model
W900
Model year
2001
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 6, 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
1NK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
WX4EX

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
2001 or 2031

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

North American serial sequence
871716

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 · 194 decoded VINs at 95.9% prefix purity.

Model
W9 Series

Prefix basis · 194 decoded VINs at 95.9% prefix purity.

Model line
W900

Sourced label · prefix basis 194 decoded VINs at 95.9% 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
2001

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
W900

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 14, 2023 – Apr 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 27, 2026WAII · Walk-around4OOSL & N SHARP TRUCKING INC 825274D51633D/WA
May 14, 2025WAI · Full5OOSL & N SHARP TRUCKING INC 825274D51633D/WA
Jul 3, 2024WAII · Walk-around3OOSL & N SHARP TRUCKING INC 825274D51633D/WA
Aug 14, 2023WAIII · Driver-only1CHEHALIS VALLEY TIMBER INCORPORATED 1192718C17238Y/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
L & N SHARP TRUCKING INC825274Jul 3, 2024Apr 27, 20263WA
CHEHALIS VALLEY TIMBER INCORPORATED1192718Aug 14, 2023Aug 14, 20231WA
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.
D51633DWAL & N SHARP TRUCKING INCJul 3, 2024Apr 27, 20263
C17238YWACHEHALIS VALLEY TIMBER INCORPORATEDAug 14, 2023Aug 14, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026