Equipment unit · VIN-decoded · NHTSA vPIC

2019 Peterbilt 579

1XPBD49X4KD263218 · Truck-Tractor · TRUCK
Carriers run under3
35 mo
Inspections5
all-time
OOS inspections1
of 5
First seenAug 24, 2023
NM
Last seenJul 21, 2026
TX
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
1XPBD49X4KD263218
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
BD49X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
263218

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.

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 · Aug 24, 2023 – Jul 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2026TXII · Walk-around2ANDREW VILLARREAL 4396980705959/OK
May 12, 2026TXII · Walk-around2OOSANDREW VILLARREAL 4396980705959/OK
Mar 18, 2025GAIII · Driver-only0NATIONAL CARRIERS INC 69310244046/KS
Jul 29, 2024ALIII · Driver-only2NATIONAL CARRIERS INC 69310244046/KS
Aug 24, 2023NMIII · Driver-only0WARREN TRANSPORT INC 1896FT8601/IA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ANDREW VILLARREAL4396980May 12, 2026Jul 21, 20262TX
NATIONAL CARRIERS INC69310Jul 29, 2024Mar 18, 20252KS
WARREN TRANSPORT INC1896Aug 24, 2023Aug 24, 20231IA
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.
705959OK1ANDREW VILLARREALMay 12, 2026Jul 21, 20262
244046KSNATIONAL CARRIERS INCJul 29, 2024Mar 18, 20252
FT8601IAWARREN TRANSPORT INCAug 24, 2023Aug 24, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026