Equipment unit · VIN-decoded · NHTSA vPIC

2019 Peterbilt 579

1XPBA48X0KD602647 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections5
all-time
OOS inspections2
of 5
First seenNov 6, 2023
AZ
Last seenAug 3, 2026
AZ
Inspected under 2 different carriers in 33 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
1XPBA48X0KD602647
Make
Peterbilt
Model
579
Model year
2019
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 12, 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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BA48X

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1989 or 2019

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

North American serial sequence
602647

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
PETERBILT

Prefix basis · 364 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 364 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
2019

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
579

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 · Nov 6, 2023 – Aug 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 3, 2026AZIII · Driver-only4OOSADVANCE TRUCKING SERVICES LLC 28432999F45531/CA
Feb 26, 2026CAIII · Driver-only0ADVANCE TRUCKING SERVICES LLC 28432999F45531/CA
Feb 24, 2026CAII · Walk-around0ADVANCE TRUCKING SERVICES LLC 28432999F45531/CA
May 9, 2024CAIII · Driver-only4ADVANCE TRUCKING SERVICES LLC 28432999F45531/CA
Nov 6, 2023AZI · Full15OOSADVANCE AG TRUCKING INC 33852159F45531/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ADVANCE TRUCKING SERVICES LLC2843299May 9, 2024Aug 3, 20264CA
ADVANCE AG TRUCKING INC3385215Nov 6, 2023Nov 6, 20231CA
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.
9F45531CA1ADVANCE TRUCKING SERVICES LLCMay 9, 2024Aug 3, 20264
9F45531CAADVANCE AG TRUCKING INCNov 6, 2023Nov 6, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026