Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBDP9XXHD418347 · Truck-Tractor · TRUCK
Carriers run under4
28 mo
Inspections7
all-time
OOS inspections1
of 7
First seenOct 28, 2023
ID
Last seenFeb 12, 2026
IL
Inspected under 4 different carriers in 28 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
1XPBDP9XXHD418347
Make
Peterbilt
Model
579
Model year
2017
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1987 or 2017

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

North American serial sequence
418347

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.

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 · Oct 28, 2023 – Feb 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 12, 2026ILI · Full5OOSTHORSON FARMS TRUCKING LLC 1939376P1332043/IL
Jun 3, 2025WYII · Walk-around2—MAGELLAN EXPRESS INC 3780123P1248792/IL
Jun 2, 2025COIII · Driver-only0—MAGELLAN EXPRESS INC 3780123P1248792/IL
Mar 7, 2024IAI · Full3—INTERSTART INC 3101187P 1123582/IL
Dec 27, 2023CAII · Walk-around2—INTERSTATE ONE INC 3132643P1123582/IL
Dec 12, 2023UTIII · Driver-only2—INTERSTATE ONE INC 3132643P 1123582/IL
Oct 28, 2023IDII · Walk-around0—INTERSTATE ONE INC 3132643P1123582/IL
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THORSON FARMS TRUCKING LLC1939376Feb 12, 2026Feb 12, 20261IL
MAGELLAN EXPRESS INC3780123Jun 2, 2025Jun 3, 20252IL
INTERSTART INC3101187Mar 7, 2024Mar 7, 20241IL
INTERSTATE ONE INC3132643Oct 28, 2023Dec 27, 20233IL
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.
P1332043IL—THORSON FARMS TRUCKING LLCFeb 12, 2026 → Feb 12, 20261
P1248792IL—MAGELLAN EXPRESS INCJun 2, 2025 → Jun 3, 20252
P 1123582IL—INTERSTART INCMar 7, 2024 → Mar 7, 20241
P1123582IL—INTERSTATE ONE INCOct 28, 2023 → Dec 27, 20232
P 1123582IL—INTERSTATE ONE INCDec 12, 2023 → Dec 12, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026