Equipment unit · VIN-decoded · NHTSA vPIC

2019 Peterbilt 579

1XPBDP9X9KD612326 · Truck-Tractor · TRUCK
Carriers run under3
39 mo
Inspections10
all-time
OOS inspections1
of 10
First seenJun 22, 2023
TX
Last seenSep 18, 2026
AZ
Inspected under 3 different carriers in 39 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
1XPBDP9X9KD612326
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
9 · valid

Deterministic · position 9; calculated value 9.

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
612326

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.

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 22, 2023 – Sep 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 18, 2026AZI · Full0—DOUGLAS LOGISTICS LLC 3967068AN03580/AZ
Jan 27, 2026AZI · Full0—DOUGLAS LOGISTICS LLC 3967068AN03580/AZ
Jan 22, 2026AZI · Full1—DOUGLAS LOGISTICS LLC 3967068AN03580/AZ
Jan 16, 2026AZI · Full1OOSDOUGLAS LOGISTICS LLC 3967068AN03580/AZ
Nov 9, 2024USI · Full3—GUILLERMO EDUARDO ZAVALA 289731450A7AX/AZ
Jul 19, 2024TXI · Full4—GUILLERMO EDUARDO ZAVALA 2897314ZP17592/CA
Jul 10, 2024USI · Full1—GUILLERMO EDUARDO ZAVALA 2897314ZP17592/CA
Jul 8, 2024TXII · Walk-around2—GUILLERMO EDUARDO ZAVALA 2897314ZP17592/CA
Jan 2, 2024NMII · Walk-around0—GUILLERMO EDUARDO ZAVALA 2897314ZP17592/CA
Jun 22, 2023TXI · Full7—FLETES MARSA INTERNACIONAL SA DE CV 66609080EN9V/CI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DOUGLAS LOGISTICS LLC3967068Jan 16, 2026Sep 18, 20264AZ
GUILLERMO EDUARDO ZAVALA2897314Jan 2, 2024Nov 9, 20245CA
FLETES MARSA INTERNACIONAL SA DE CV666090Jun 22, 2023Jun 22, 20231CI
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.
AN03580AZ1DOUGLAS LOGISTICS LLCJan 16, 2026 → Sep 18, 20264
50A7AXAZ—GUILLERMO EDUARDO ZAVALANov 9, 2024 → Nov 9, 20241
ZP17592CA—GUILLERMO EDUARDO ZAVALAJan 2, 2024 → Jul 19, 20244
80EN9VCI—FLETES MARSA INTERNACIONAL SA DE CVJun 22, 2023 → Jun 22, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026