Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBDP9X3LD734195 · Truck-Tractor · TRUCK
Carriers run under1
1 mo
Inspections4
all-time
OOS inspections1
of 4
First seenAug 12, 2026
TX
Last seenSep 22, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBDP9X3LD734195
Make
Peterbilt
Model
579
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Sep 3, 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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1990 or 2020

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

North American serial sequence
734195

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 · Aug 12, 2026 – Sep 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 22, 2026TXII · Walk-around0—SOFMAR LLC 45186101N91730/TX
Aug 26, 2026TXI · Full4OOSSOFMAR LLC 45186101N91730/TX
Aug 16, 2026TXII · Walk-around2—SOFMAR LLC 45186101N91730/TX
Aug 12, 2026TXI · Full2—SOFMAR LLC 45186101N91730/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOFMAR LLC4518610Aug 12, 2026Sep 22, 20264TX
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.
1N91730TX1SOFMAR LLCAug 12, 2026 → Sep 22, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 3, 2026