Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X6PD875282 · Truck-Tractor · TRUCK
Carriers run under2
19 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJul 26, 2024
WY
Last seenFeb 11, 2026
IA
Inspected under 2 different carriers in 19 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
1XPBD49X6PD875282
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 28, 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
6 · valid

Deterministic · position 9; calculated value 6.

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
875282

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.

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 26, 2024 – Feb 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 11, 2026IAIII · Driver-only1—HARVEST FREIGHT INC 3979103P 1185540/IL
Nov 20, 2025MSIII · Driver-only1—MIT US LINES LLC 30278181185540/IL
Nov 19, 2024WIIII · Driver-only1—MIT US LINES LLC 3027818P1185540/IL
Sep 11, 2024FLIII · Driver-only0—MIT US LINES LLC 3027818P1185540/IL
Jul 26, 2024WYIII · Driver-only0—MIT US LINES LLC 3027818P1185540/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HARVEST FREIGHT INC3979103Feb 11, 2026Feb 11, 20261IL
MIT US LINES LLC3027818Jul 26, 2024Nov 20, 20254IL
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.
P 1185540IL—HARVEST FREIGHT INCFeb 11, 2026 → Feb 11, 20261
1185540IL—MIT US LINES LLCNov 20, 2025 → Nov 20, 20251
P1185540IL—MIT US LINES LLCJul 26, 2024 → Nov 19, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026