Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 579

1XPBD49X9ED246578 · Truck-Tractor · TRUCK
Carriers run under1
1 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJan 21, 2025
IL
Last seenFeb 26, 2025
OH
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X9ED246578
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
Sep 6, 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
9 · valid

Deterministic · position 9; calculated value 9.

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
246578

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 · Jan 21, 2025 – Feb 26, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 26, 2025OHII · Walk-around0—EXTREME TRANSPORT LLC 173315167922Z/WI
Jan 21, 2025ILIII · Driver-only0—EXTREME TRANSPORT LLC 173315167922Z/VI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
EXTREME TRANSPORT LLC1733151Jan 21, 2025Feb 26, 20252WI
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.
67922ZWI—EXTREME TRANSPORT LLCFeb 26, 2025 → Feb 26, 20251
67922ZVI—EXTREME TRANSPORT LLCJan 21, 2025 → Jan 21, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 6, 2026