Equipment unit · VIN-decoded · NHTSA vPIC

2019 Peterbilt 579

1XPBDP9X0KD473591 · Truck-Tractor · TRUCK
Carriers run under2
14 mo
Inspections12
all-time
OOS inspections7
of 12
First seenJan 28, 2025
TX
Last seenMar 3, 2026
TX
Inspected under 2 different carriers in 14 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
1XPBDP9X0KD473591
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 17, 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
0 · valid

Deterministic · position 9; calculated value 0.

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
473591

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 · Jan 28, 2025 – Mar 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 3, 2026TXII · Walk-around15OOSMARCO ANTONIO ANAYA MATA 435883429ES1X/TA
Dec 12, 2025TXII · Walk-around4MARCO ANTONIO ANAYA MATA 435883429ES1X/MX
Dec 10, 2025TXI · Full17OOSMARCO ANTONIO ANAYA MATA 435883429ES1X/MX
Nov 14, 2025TXIII · Driver-only4MARCO ANTONIO ANAYA MATA 435883429ES1X/MX
Oct 23, 2025TXII · Walk-around9OOSMARCO ANTONIO ANAYA MATA 435883429ES1X/MX
Sep 19, 2025TXI · Full10OOSMARCO ANTONIO ANAYA MATA 435883429ES1X/MX
Sep 10, 2025TXII · Walk-around12OOSMARCO ANTONIO ANAYA MATA 435883429ES1X/MX
Aug 19, 2025TXII · Walk-around3MARCO ANTONIO ANAYA MATA 435883429ES1X/MX
Jul 7, 2025USII · Walk-around0MARCO ANTONIO ANAYA MATA 435883429ES1X/MX
May 28, 2025TXII · Walk-around8OOSROSENDO GONZALEZ VALTIERRA 197898929ES1X/MX
May 15, 2025TXIII · Driver-only4ROSENDO GONZALEZ VALTIERRA 197898929ES1X/MX
Jan 28, 2025TXI · Full3OOSROSENDO GONZALEZ VALTIERRA 197898929ES1X/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARCO ANTONIO ANAYA MATA4358834Jul 7, 2025Mar 3, 20269TA
ROSENDO GONZALEZ VALTIERRA1978989Jan 28, 2025May 28, 20253TA
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.
29ES1XTAMARCO ANTONIO ANAYA MATAMar 3, 2026Mar 3, 20261
29ES1XMXMARCO ANTONIO ANAYA MATAJul 7, 2025Dec 12, 20258
29ES1XMXROSENDO GONZALEZ VALTIERRAJan 28, 2025May 28, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026