Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBDP9X8HD363722 · Truck-Tractor · TRUCK
Carriers run under3
35 mo
Inspections5
all-time
OOS inspections0
of 5
First seenOct 25, 2023
KY
Last seenSep 2, 2026
KY
Inspected under 3 different carriers in 35 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
1XPBDP9X8HD363722
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
Jul 12, 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
8 · valid

Deterministic · position 9; calculated value 8.

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
363722

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 25, 2023 – Sep 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 2, 2026KYIII · Driver-only0—MERCER TRANSPORTATION COMPANY INC 1547123955377/IN
Jun 30, 2026NEIII · Driver-only0—MERCER TRANSPORTATION COMPANY INC 1547123955377/IN
Jun 5, 2026NDIII · Driver-only0—MERCER TRANSPORTATION COMPANY INC 1547123955377/IN
Aug 30, 2025INIII · Driver-only1—WALT'S DRIVE-A-WAY SERVICE LLC 707283657850/IN
Oct 25, 2023KYI · Full0—MAX LLC 34507253033219/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MERCER TRANSPORTATION COMPANY INC154712Jun 5, 2026Sep 2, 20263KY
WALT'S DRIVE-A-WAY SERVICE LLC70728Aug 30, 2025Aug 30, 20251IN
MAX LLC3450725Oct 25, 2023Oct 25, 20231IN
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.
3955377IN1MERCER TRANSPORTATION COMPANY INCJun 5, 2026 → Sep 2, 20263
3657850IN—WALT'S DRIVE-A-WAY SERVICE LLCAug 30, 2025 → Aug 30, 20251
3033219IN—MAX LLCOct 25, 2023 → Oct 25, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026