Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49XXND804079 · Truck-Tractor · TRUCK
Carriers run under3
35 mo
Inspections8
all-time
OOS inspections2
of 8
First seenAug 11, 2023
LA
Last seenJul 6, 2026
TX
Inspected under 3 different carriers in 35 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
1XPBD49XXND804079
Make
Peterbilt
Model
579
Model year
2022
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1992 or 2022

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

North American serial sequence
804079

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.

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
2022

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 11, 2023 – Jul 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 6, 2026TXII · Walk-around2OOSB&G LOGISTICS SERVICES LLC 3665707R837253/TX
Oct 30, 2024OHIII · Driver-only0XPRESS FREIGHT INC 4126406ZP18405/CA
Sep 5, 2024INII · Walk-around3XPRESS FREIGHT INC 4126406ZP18405/CA
Sep 4, 2024TXII · Walk-around0XPRESS FREIGHT INC 4126406ZP18405/CA
Aug 20, 2024AZIII · Driver-only5XPRESS FREIGHT INC 4126406ZP18405/CA
Aug 10, 2024IDII · Walk-around3XPRESS FREIGHT INC 4126406ZP18405/CA
Nov 26, 2023TXII · Walk-around1OOSMRG LOGISSTIC 3634666YP33443/CA
Aug 11, 2023LAIII · Driver-only3MRG LOGISSTIC 3634666YP33443/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
B&G LOGISTICS SERVICES LLC3665707Jul 6, 2026Jul 6, 20261TX
XPRESS FREIGHT INC4126406Aug 10, 2024Oct 30, 20245CA
MRG LOGISSTIC3634666Aug 11, 2023Nov 26, 20232CA
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.
R837253TX1B&G LOGISTICS SERVICES LLCJul 6, 2026Jul 6, 20261
ZP18405CAXPRESS FREIGHT INCAug 10, 2024Oct 30, 20245
YP33443CAMRG LOGISSTICAug 11, 2023Nov 26, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026