Equipment unit · NHTSA vPIC identity

2016 Peterbilt 579

1XPBD49X7GD333964 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJun 27, 2023
US
Last seenJan 22, 2026
IN
Inspected under 2 different carriers in 31 months
These observations show where this VIN appeared, not who owned the vehicle. Sales, leases or owner-operator moves may explain carrier changes. A shared VIN alone is not a fraud finding. Compare dates and sources in the timeline below.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X7GD333964
Make
Peterbilt
Model
579
Model year
2016
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
BD49X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1986 or 2016

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

North American serial sequence
333964

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 · Jun 27, 2023 – Jan 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 22, 2026INIII · Driver-only1—BUCHANAN SPECIALIZED INC 9745102369942/IN
Jun 9, 2025MII · Full5OOSBUCHANAN SPECIALIZED INC 9745102369942/IN
Feb 12, 2025OHIII · Driver-only0—BUCHANAN SPECIALIZED INC 9745102369942/IN
Jun 27, 2023USI · Full0—BUCHANAN HAULING & RIGGING INC 6494442369942/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BUCHANAN SPECIALIZED INC974510Feb 12, 2025Jan 22, 20263IN
BUCHANAN HAULING & RIGGING INC649444Jun 27, 2023Jun 27, 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.
2369942IN—BUCHANAN SPECIALIZED INCFeb 12, 2025 → Jan 22, 20263
2369942IN—BUCHANAN HAULING & RIGGING INCJun 27, 2023 → Jun 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026