Equipment unit · VIN-decoded · NHTSA vPIC

2024 Western Star 57X Chassis

5KJJBZDR2RLUX6664 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections11
all-time
OOS inspections3
of 11
First seenJun 19, 2024
MT
Last seenJul 6, 2026
WA
Inspected under 2 different carriers in 25 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
5KJJBZDR2RLUX6664
Make
Western Star
Model
57X Chassis
Model year
2024
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
5KJ

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JBZDR

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1994 or 2024

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

North American serial sequence
UX6664

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
WESTERN STAR

Prefix basis · 313 decoded VINs at 100.0% prefix purity.

Model
57X Chassis

Prefix basis · 313 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

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
2024

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
57X Chassis

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 19, 2024 – Jul 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 6, 2026WAIII · Driver-only0ROOTS GOODS CARRIER LTD 128859993863P/BC
Apr 3, 2026NMII · Walk-around1OOSROOTS GOODS CARRIER LTD 128859993863P/BC
Mar 23, 2026WAI · Full7OOSROOTS GOODS CARRIER LTD 128859993863P/BC
Feb 12, 2026WAIII · Driver-only0ROOTS GOODS CARRIER LTD 128859993863P/BC
Feb 4, 2026WAII · Walk-around2OOSROOTS GOODS CARRIER LTD 128859993863P/BC
Dec 8, 2025NDII · Walk-around1ROOTS GOODS CARRIER LTD 128859993863P/BC
Jul 28, 2025MTIII · Driver-only0ROOTS GOODS CARRIER LTD 128859993889P/BC
Jul 21, 2025MTIII · Driver-only0ROOTS GOODS CARRIER LTD 128859993889P/BC
Jul 9, 2025MTII · Walk-around0ROOTS GOODS CARRIER LTD 128859993889P/BC
Sep 17, 2024MTII · Walk-around0DSONS TRANSPORT LTD 31705460BL256/AB
Jun 19, 2024MTII · Walk-around2DSONS TRANSPORT LTD 31705460BL256/AB
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROOTS GOODS CARRIER LTD1288599Jul 9, 2025Jul 6, 20269BC
DSONS TRANSPORT LTD3170546Jun 19, 2024Sep 17, 20242AB
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.
93863PBC1ROOTS GOODS CARRIER LTDDec 8, 2025Jul 6, 20266
93889PBCROOTS GOODS CARRIER LTDJul 9, 2025Jul 28, 20253
0BL256ABDSONS TRANSPORT LTDJun 19, 2024Sep 17, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026