Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49X2ND804058 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections7
all-time
OOS inspections5
of 7
First seenJun 14, 2024
AZ
Last seenMay 25, 2026
OH
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
1XPBD49X2ND804058
Make
Peterbilt
Model
579
Model year
2022
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 24, 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
BD49X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1992 or 2022

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

North American serial sequence
804058

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 · 26,166 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 26,166 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 14, 2024 – May 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 25, 2026OHIII · Driver-only3OOSTM EXPRESS LLC 3889356ZP86107/CA
May 8, 2026CAII · Walk-around6OOSTM EXPRESS LLC 3889356ZP86107/CA
May 8, 2026CAII · Walk-around6OOSTM EXPRESS LLC 3889356ZP86107/CA
May 1, 2026INIII · Driver-only10OOSTM EXPRESS LLC 3889356ZP86107/CA
Jun 12, 2025ILIII · Driver-only0—ZYWL INC 3754778ZP02932/CA
Feb 25, 2025AZII · Walk-around3—ZYWL INC 3754778ZP02932/CA
Jun 14, 2024AZIII · Driver-only2OOSZYWL INC 3754778ZP02932/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TM EXPRESS LLC3889356May 1, 2026May 25, 20264CA
ZYWL INC3754778Jun 14, 2024Jun 12, 20253CA
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.
ZP86107CA1TM EXPRESS LLCMay 1, 2026 → May 25, 20264
ZP02932CA—ZYWL INCJun 14, 2024 → Jun 12, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026