Equipment unit · VIN-decoded · NHTSA vPIC

2000 Western Star 5900

2WKRDDXH7YK966257 · Truck-Tractor · TRUCK
Carriers run under2
35 mo
Inspections12
all-time
OOS inspections2
of 12
First seenJul 28, 2023
SD
Last seenJun 16, 2026
KS
Inspected under 2 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
2WKRDDXH7YK966257
Make
Western Star
Model
5900
Model year
2000
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 18, 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
2WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
RDDXH

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
2000 or 2030

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

North American serial sequence
966257

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
2000

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
5900

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 · Jul 28, 2023 – Jun 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 16, 2026KSIII · Driver-only0JJA BROTHERS INC 3059642435387/NE
Sep 23, 2025SDIII · Driver-only0J A TRUCKING LLC 713349412987/NE
Jun 12, 2025SDIII · Driver-only0J A TRUCKING LLC 713349412987/NE
Jun 10, 2025NEIII · Driver-only1J A TRUCKING LLC 713349412987/NE
May 13, 2025ARI · Full3OOSJ A TRUCKING LLC 713349412987/NE
Dec 19, 2024NEIII · Driver-only0J A TRUCKING LLC 713349412987/NE
Nov 28, 2024SDIII · Driver-only1J A TRUCKING LLC 713349412987/NE
Oct 10, 2024MSII · Walk-around0J A TRUCKING LLC 713349412987/NE
Jul 15, 2024OKII · Walk-around2J A TRUCKING LLC 713349412987/NE
Jun 4, 2024NEII · Walk-around3OOSJ A TRUCKING LLC 713349412987/NE
Sep 19, 2023WYI · Full11J A TRUCKING LLC 713349412987/NE
Jul 28, 2023SDIII · Driver-only0J A TRUCKING LLC 713349412987/NE
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JJA BROTHERS INC3059642Jun 16, 2026Jun 16, 20261NE
J A TRUCKING LLC713349Jul 28, 2023Sep 23, 202511NE
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.
435387NE1JJA BROTHERS INCJun 16, 2026Jun 16, 20261
412987NEJ A TRUCKING LLCJul 28, 2023Sep 23, 202511
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026