Equipment unit · VIN-decoded · NHTSA vPIC

2025 Western Star 49X Chassis

5KJJBWFG2SPVK4589 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections33
all-time
OOS inspections1
of 33
First seenSep 19, 2024
NM
Last seenAug 6, 2026
TX
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
5KJJBWFG2SPVK4589
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 14, 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
JBWFG

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

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
VK4589

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 · 119 decoded VINs at 100.0% prefix purity.

Model
49X Chassis

Prefix basis · 119 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
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 · Sep 19, 2024 – Aug 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 6, 2026TXII · Walk-around0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
May 28, 2026TXI · Full1GCC SUN CITY MATERIALS LLC 2934135R728197/TX
May 26, 2026TXII · Walk-around1GCC SUN CITY MATERIALS LLC 2934135R728197/TX
May 1, 2026USII · Walk-around1GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Apr 28, 2026NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Mar 31, 2026USI · Full1GCC SUN CITY MATERIALS LLC 293413592LA7L/MX
Nov 17, 2025USI · Full0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Nov 7, 2025NMII · Walk-around0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Oct 29, 2025NMII · Walk-around0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Oct 3, 2025NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Sep 23, 2025NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 293413592LA7L/CH
Aug 19, 2025NMIII · Driver-only1GCC SUN CITY MATERIALS LLC 293413592LA7L/CH
Aug 13, 2025USI · Full2GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Aug 9, 2025TXI · Full5OOSGCC SUN CITY MATERIALS LLC 2934135R728197/TX
Aug 7, 2025USIII · Driver-only1GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Aug 7, 2025NMIII · Driver-only0GCC TRANSPORTE SA DE CV 65015592LA7L/MX
Jul 24, 2025USI · Full0GCC SUN CITY MATERIALS LLC 293413592LA7L/TX
Jul 15, 2025NMII · Walk-around0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Jun 19, 2025NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Jun 18, 2025USI · Full1GCC SUN CITY MATERIALS LLC 2934135R728197/TX
May 1, 2025TXI · Full3GCC TRANSPORTE SA DE CV 650155R728197/TX
Apr 21, 2025USI · Full0GCC SUN CITY MATERIALS LLC 293413592LA7L/MX
Mar 6, 2025NMIII · Driver-only0GCC TRANSPORTE SA DE CV 650155R728197/TX
Feb 4, 2025NMIII · Driver-only0GCC TRANSPORTE SA DE CV 65015592LA7L/MX
Jan 30, 2025NMIII · Driver-only0GCC TRANSPORTE SA DE CV 65015592LA7L/MX
Jan 27, 2025NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R728197/TX
Jan 20, 2025NMIII · Driver-only1GCC TRANSPORTE SA DE CV 65015592LA7L/MX
Jan 18, 2025TXII · Walk-around0GCC SUN CITY MATERIALS LLC 293413592LA7L/CI
Dec 16, 2024USIII · Driver-only0GCC SUN CITY MATERIALS LLC 293413592LA7L/MX
Dec 6, 2024USIII · Driver-only0GCC SUN CITY MATERIALS LLC 293413592LA7L/MX
Dec 3, 2024USIII · Driver-only0GCC SUN CITY MATERIALS LLC 293413592LA7L/MX
Oct 17, 2024NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 293413591LA7L/MX
Sep 19, 2024NMIII · Driver-only0GCC TRANSPORTE SA DE CV 65015592LA7K/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GCC SUN CITY MATERIALS LLC2934135Oct 17, 2024Aug 6, 202626TX
GCC TRANSPORTE SA DE CV650155Sep 19, 2024Aug 7, 20257CI
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.
R728197TX1GCC SUN CITY MATERIALS LLCJan 27, 2025Aug 6, 202616
92LA7LMXGCC SUN CITY MATERIALS LLCDec 3, 2024Mar 31, 20265
92LA7LCHGCC SUN CITY MATERIALS LLCAug 19, 2025Sep 23, 20252
92LA7LMXGCC TRANSPORTE SA DE CVJan 20, 2025Aug 7, 20254
92LA7LTXGCC SUN CITY MATERIALS LLCJul 24, 2025Jul 24, 20251
R728197TXGCC TRANSPORTE SA DE CVMar 6, 2025May 1, 20252
92LA7LCIGCC SUN CITY MATERIALS LLCJan 18, 2025Jan 18, 20251
91LA7LMXGCC SUN CITY MATERIALS LLCOct 17, 2024Oct 17, 20241
92LA7KMXGCC TRANSPORTE SA DE CVSep 19, 2024Sep 19, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026