Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X3PD861159 · Truck-Tractor · TRUCK
Carriers run under1
34 mo
Inspections11
all-time
OOS inspections3
of 11
First seenAug 15, 2023
OH
Last seenJun 8, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X3PD861159
Make
Peterbilt
Model
579
Model year
2023
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
BD49X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1993 or 2023

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

North American serial sequence
861159

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
2023

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 15, 2023 – Jun 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 8, 2026TXII · Walk-around1OOSSTEVENS TRANSPORT INC 79466R782978/TX
Apr 27, 2026KYIII · Driver-only0STEVENS TRANSPORT INC 79466R782978/TX
Jan 6, 2026NMII · Walk-around0STEVENS TRANSPORT INC 79466R782978/TX
Dec 16, 2025NMIII · Driver-only0STEVENS TRANSPORT INC 79466R782978/TX
Nov 16, 2025KYI · Full0STEVENS TRANSPORT INC 79466R782978/TX
Sep 29, 2025TXII · Walk-around0STEVENS TRANSPORT INC 79466R782978/TX
Apr 15, 2025TXI · Full0STEVENS TRANSPORT INC 79466R782978/TX
Feb 10, 2025COIII · Driver-only0STEVENS TRANSPORT INC 79466R749868/TX
Jul 16, 2024FLIII · Driver-only1STEVENS TRANSPORT INC 79466R648488/TX
May 30, 2024LAII · Walk-around1OOSSTEVENS TRANSPORT INC 79466R648488/TX
Aug 15, 2023OHII · Walk-around1OOSSTEVENS TRANSPORT INC 79466R648488/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STEVENS TRANSPORT INC79466Aug 15, 2023Jun 8, 202611TX
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.
R782978TXSTEVENS TRANSPORT INCApr 15, 2025Jun 8, 20267
R749868TXSTEVENS TRANSPORT INCFeb 10, 2025Feb 10, 20251
R648488TXSTEVENS TRANSPORT INCAug 15, 2023Jul 16, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026