Equipment unit · VIN-decoded · NHTSA vPIC

2025 Western Star 49X Chassis

5KJJBWD14SPVK6052 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections10
all-time
OOS inspections0
of 10
First seenDec 9, 2024
AK
Last seenJun 25, 2026
AK
Inspected under 2 different carriers in 18 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
5KJJBWD14SPVK6052
Make
Western Star
Model
49X Chassis
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
Jun 23, 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
JBWD1

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
VK6052

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 · 377 decoded VINs at 97.9% prefix purity.

Model
49X Chassis

Prefix basis · 377 decoded VINs at 97.9% 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
2025

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
49X 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 · Dec 9, 2024 – Jun 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 25, 2026AKII · Walk-around1CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
Jun 18, 2026AKI · Full1WASTE CONNECTIONS OF ALASKA INC 2290262KNC872/AK
Jun 18, 2026AKI · Full1WASTE CONNECTIONS OF ALASKA INC 2290262KNC872/AK
Apr 10, 2026AKIII · Driver-only0CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
Sep 18, 2025AKII · Walk-around0CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
Jun 25, 2025AKI · Full0CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
Apr 4, 2025AKIII · Driver-only1CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
Apr 2, 2025AKIII · Driver-only1CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
Mar 27, 2025AKI · Full2CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
Dec 9, 2024AKIII · Driver-only0CARLILE TRANSPORTATION SYSTEMS LLC 190356KNC872/AK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CARLILE TRANSPORTATION SYSTEMS LLC190356Dec 9, 2024Jun 25, 20268AK
WASTE CONNECTIONS OF ALASKA INC2290262Jun 18, 2026Jun 18, 20262AK
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.
KNC872AK1CARLILE TRANSPORTATION SYSTEMS LLCDec 9, 2024Jun 25, 20268
KNC872AK1WASTE CONNECTIONS OF ALASKA INCJun 18, 2026Jun 18, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026