Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBDP8X8GD348833 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenMay 23, 2024
IN
Last seenNov 18, 2025
MI
Inspected under 2 different carriers in 18 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
1XPBDP8X8GD348833
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
BDP8X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
348833

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 · 47 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 47 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
2016

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 · May 23, 2024 – Nov 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 18, 2025MIIII · Driver-only1G1 EXPRESS INC 3403079PB24264/ON
Sep 20, 2025MII · Full1G1 EXPRESS INC 3403079PB24264/ON
Feb 20, 2025INIII · Driver-only1MR FLATBEDS TRANSPORT INC 2637132PA90925/ON
May 23, 2024INII · Walk-around1MR FLATBEDS TRANSPORT INC 2637132PA90925/ON
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
G1 EXPRESS INC3403079Sep 20, 2025Nov 18, 20252ON
MR FLATBEDS TRANSPORT INC2637132May 23, 2024Feb 20, 20252ON
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.
PB24264ONG1 EXPRESS INCSep 20, 2025Nov 18, 20252
PA90925ONMR FLATBEDS TRANSPORT INCMay 23, 2024Feb 20, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026