Equipment unit · VIN-decoded · NHTSA vPIC

2019 Peterbilt 579

1XPBDP9X1KD628908 · Truck-Tractor · TRUCK
Carriers run under2
30 mo
Inspections9
all-time
OOS inspections4
of 9
First seenJun 13, 2023
CA
Last seenDec 15, 2025
CA
Inspected under 2 different carriers in 30 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
1XPBDP9X1KD628908
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
Jun 19, 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
BDP9X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
628908

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 · 21,366 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 21,366 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 · Jun 13, 2023 – Dec 15, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 15, 2025CAII · Walk-around1AZCO SUPPLY INC 27554949E95575/CA
Apr 22, 2025CAI · Full1OOSAZCO SUPPLY INC 27554949E95575/CA
Mar 24, 2025CAII · Walk-around2OOSAZCO SUPPLY INC 27554949E95575/CA
Dec 17, 2024CAII · Walk-around0AZCO SUPPLY INC 27554949E95575/CA
Jul 1, 2024CAIII · Driver-only1AZCO SUPPLY INC 27554949E95575/CA
Apr 17, 2024CAI · Full2OOSAZCO SUPPLY INC 27554949E95575/CA
Oct 26, 2023CAIII · Driver-only1AZCO SUPPLY INC 27554949E95575/CA
Aug 22, 2023CAI · Full1OOSOROZCO WF SERVICES INC 28658269F95575/CA
Jun 13, 2023CAI · Full0AZCO SUPPLY INC 27554949F95575/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AZCO SUPPLY INC2755494Jun 13, 2023Dec 15, 20258CA
OROZCO WF SERVICES INC2865826Aug 22, 2023Aug 22, 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.
9E95575CAAZCO SUPPLY INCOct 26, 2023Dec 15, 20257
9F95575CAOROZCO WF SERVICES INCAug 22, 2023Aug 22, 20231
9F95575CAAZCO SUPPLY INCJun 13, 2023Jun 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026