Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDP9X8JD473563 · Truck-Tractor · TRUCK
Carriers run under2
12 mo
Inspections6
all-time
OOS inspections4
of 6
First seenFeb 13, 2025
TX
Last seenFeb 26, 2026
TX
Inspected under 2 different carriers in 12 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
1XPBDP9X8JD473563
Make
Peterbilt
Model
579
Model year
2018
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
1988 or 2018

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

North American serial sequence
473563

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
2018

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 · Feb 13, 2025 – Feb 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 26, 2026TXII · Walk-around8OOSMARCO ANTONIO ANAYA MATA 435883428ES1X/TA
Oct 8, 2025TXIII · Driver-only6OOSMARCO ANTONIO ANAYA MATA 435883428ES1X/TA
Sep 25, 2025USI · Full12OOSMARCO ANTONIO ANAYA MATA 435883428ES1X/TA
Aug 7, 2025TXI · Full4OOSMARCO ANTONIO ANAYA MATA 435883428ES1X/MX
May 30, 2025TXIII · Driver-only4ROSENDO GONZALEZ VALTIERRA 197898928ES1X/MX
Feb 13, 2025TXII · Walk-around5ROSENDO GONZALEZ VALTIERRA 197898928ES1X/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARCO ANTONIO ANAYA MATA4358834Aug 7, 2025Feb 26, 20264TA
ROSENDO GONZALEZ VALTIERRA1978989Feb 13, 2025May 30, 20252TA
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.
28ES1XTAMARCO ANTONIO ANAYA MATASep 25, 2025Feb 26, 20263
28ES1XMXMARCO ANTONIO ANAYA MATAAug 7, 2025Aug 7, 20251
28ES1XMXROSENDO GONZALEZ VALTIERRAFeb 13, 2025May 30, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026