Equipment unit · VIN-decoded · NHTSA vPIC

2025 Peterbilt 579

1XPBD49X7SD768900 · Truck-Tractor · TRUCK
Carriers run under3
12 mo
Inspections6
all-time
OOS inspections3
of 6
First seenJul 1, 2025
MN
Last seenJul 22, 2026
CA
Inspected under 3 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
1XPBD49X7SD768900
Make
Peterbilt
Model
579
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 10, 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
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1995 or 2025

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

North American serial sequence
768900

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
2025

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 · Jul 1, 2025 – Jul 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 22, 2026CAII · Walk-around3OOSSTEFAN LTD 3429224P1291899/IL
Jul 8, 2026MIIII · Driver-only2STEFAN LTD 3429224TEMP/WI
Feb 27, 2026LAIII · Driver-only0DAN MIJAILOVIC TRANSPORT INC 1567212P1291899/IL
Nov 24, 2025WIII · Walk-around3OOSMAXIM EXPEDITED LLC 3822451P1291899/IL
Nov 10, 2025MIIII · Driver-only1MAXIM EXPEDITED LLC 3822451P1291899/IL
Jul 1, 2025MNI · Full4OOSMAXIM EXPEDITED LLC 3822451P1291899/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STEFAN LTD3429224Jul 8, 2026Jul 22, 20262IL
DAN MIJAILOVIC TRANSPORT INC1567212Feb 27, 2026Feb 27, 20261IL
MAXIM EXPEDITED LLC3822451Jul 1, 2025Nov 24, 20253IL
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.
P1291899IL1STEFAN LTDJul 22, 2026Jul 22, 20261
TEMPWI1STEFAN LTDJul 8, 2026Jul 8, 20261
P1291899ILDAN MIJAILOVIC TRANSPORT INCFeb 27, 2026Feb 27, 20261
P1291899ILMAXIM EXPEDITED LLCJul 1, 2025Nov 24, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026