Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBDP9X8GD332288 · Truck-Tractor · TRUCK
Carriers run under3
35 mo
Inspections6
all-time
OOS inspections0
of 6
First seenJun 15, 2023
AZ
Last seenMay 19, 2026
AZ
Inspected under 3 different carriers in 35 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
1XPBDP9X8GD332288
Make
Peterbilt
Model
579
Model year
2016
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 25, 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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1986 or 2016

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

North American serial sequence
332288

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
2016

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 15, 2023 – May 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 19, 2026AZII · Walk-around0KAG ENERGY LLC 469756PVM7704/OH
Feb 21, 2026AZII · Walk-around0KAG ENERGY LLC 469756PVM7704/OH
Sep 16, 2025TXII · Walk-around3WDWI TRANSPORT LLC 288479982Z029W/TX
Sep 16, 2025USI · Full0KAG ENERGY LLC 469756PVM7704/OH
Sep 20, 2023AZI · Full0KAG ENERGY LLC 469756PVM7704/OH
Jun 15, 2023AZII · Walk-around1KAG WEST ENERGY LLC 134406PVM7704/OH
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KAG ENERGY LLC469756Sep 20, 2023May 19, 20264OH
WDWI TRANSPORT LLC2884799Sep 16, 2025Sep 16, 20251TX
KAG WEST ENERGY LLC134406Jun 15, 2023Jun 15, 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.
PVM7704OH1KAG ENERGY LLCSep 20, 2023May 19, 20264
82Z029WTXWDWI TRANSPORT LLCSep 16, 2025Sep 16, 20251
PVM7704OHKAG WEST ENERGY LLCJun 15, 2023Jun 15, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026