Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 579

1XPBDP9X7ED250405 · Truck-Tractor · TRUCK
Carriers run under2
26 mo
Inspections3
all-time
OOS inspections0
of 3
First seenAug 21, 2023
AL
Last seenOct 8, 2025
LA
Inspected under 2 different carriers in 26 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
1XPBDP9X7ED250405
Make
Peterbilt
Model
579
Model year
2014
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 31, 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
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1984 or 2014

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

North American serial sequence
250405

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.

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
2014

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 · Aug 21, 2023 – Oct 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 8, 2025LAIII · Driver-only1QUALITY CARRIERS INC 76600P1298758/IL
Aug 10, 2025LAII · Walk-around2QUALITY CARRIERS INC 76600A544593/MS
Aug 21, 2023ALII · Walk-around0BUCKLEY TRANSPORT INC 921383A307752/MS
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
QUALITY CARRIERS INC76600Aug 10, 2025Oct 8, 20252FL
BUCKLEY TRANSPORT INC921383Aug 21, 2023Aug 21, 20231MS
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.
P1298758ILQUALITY CARRIERS INCOct 8, 2025Oct 8, 20251
A544593MSQUALITY CARRIERS INCAug 10, 2025Aug 10, 20251
A307752MSBUCKLEY TRANSPORT INCAug 21, 2023Aug 21, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026