Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBP4EX3HD409615 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections7
all-time
OOS inspections4
of 7
First seenNov 28, 2023
WV
Last seenAug 21, 2026
SC
Inspected under 2 different carriers in 33 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
1XPBP4EX3HD409615
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 25, 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
BP4EX

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
409615

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 · 11 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 11 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
2017

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 · Nov 28, 2023 – Aug 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 21, 2026SCI · Full1ACE DORAN LLC 81361PWZ0374/OH
Jan 24, 2025NEIII · Driver-only0TOTAL PACKAGE EXPRESS INC 540855PWZ0374/OH
Oct 3, 2024NEII · Walk-around2OOSTOTAL PACKAGE EXPRESS INC 540855PW20374/OH
Jul 19, 2024PAI · Full5OOSTOTAL PACKAGE EXPRESS INC 540855PWZ0374/OH
Mar 29, 2024NMII · Walk-around1TOTAL PACKAGE EXPRESS INC 540855PWZ0374/OH
Jan 2, 2024ARII · Walk-around1OOSTOTAL PACKAGE EXPRESS INC 540855PWZ0374/OH
Nov 28, 2023WVII · Walk-around1OOSTOTAL PACKAGE EXPRESS INC 540855PWZ0374/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ACE DORAN LLC81361Aug 21, 2026Aug 21, 20261OH
TOTAL PACKAGE EXPRESS INC540855Nov 28, 2023Jan 24, 20256OH
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.
PWZ0374OH1ACE DORAN LLCAug 21, 2026Aug 21, 20261
PWZ0374OHTOTAL PACKAGE EXPRESS INCNov 28, 2023Jan 24, 20255
PW20374OHTOTAL PACKAGE EXPRESS INCOct 3, 2024Oct 3, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026