Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X5PD861017 · Truck-Tractor · TRUCK
Carriers run under3
24 mo
Inspections3
all-time
OOS inspections0
of 3
First seenAug 4, 2024
IA
Last seenAug 11, 2026
AR
Inspected under 3 different carriers in 24 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
1XPBD49X5PD861017
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
Aug 16, 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
5 · valid

Deterministic · position 9; calculated value 5.

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
861017

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 4, 2024 – Aug 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 11, 2026ARIII · Driver-only1INTERSTATE TRANSPORTATION SOLUTIONS INC 2630226ZP09325/CA
Mar 31, 2026ARIII · Driver-only1BH TRANS INC 2888905ZP09325/CA
Aug 4, 2024IAII · Walk-around1IMC TRANS INC 2551991ZP09325/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
INTERSTATE TRANSPORTATION SOLUTIONS INC2630226Aug 11, 2026Aug 11, 20261IL
BH TRANS INC2888905Mar 31, 2026Mar 31, 20261IL
IMC TRANS INC2551991Aug 4, 2024Aug 4, 20241IL
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.
ZP09325CA1INTERSTATE TRANSPORTATION SOLUTIONS INCAug 11, 2026Aug 11, 20261
ZP09325CABH TRANS INCMar 31, 2026Mar 31, 20261
ZP09325CAIMC TRANS INCAug 4, 2024Aug 4, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 16, 2026