Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBD49X5GD300056 · Truck-Tractor · TRUCK
Carriers run under3
13 mo
Inspections3
all-time
OOS inspections3
of 3
First seenApr 10, 2025
AL
Last seenMay 5, 2026
TX
Inspected under 3 different carriers in 13 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
1XPBD49X5GD300056
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 30, 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
5 · valid

Deterministic · position 9; calculated value 5.

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
300056

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
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 · Apr 10, 2025 – May 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 5, 2026TXII · Walk-around4OOSVALERIE H TRANSPORT CORP 4416317DF72KG/FL
Feb 19, 2026TXII · Walk-around4OOSALLSTATE XPRESS08 LLC 4263517DF72KG/FL
Apr 10, 2025ALII · Walk-around5OOSA M S LOGISTICS LLC 3971911DF13ER/FL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VALERIE H TRANSPORT CORP4416317May 5, 2026May 5, 20261FL
ALLSTATE XPRESS08 LLC4263517Feb 19, 2026Feb 19, 20261FL
A M S LOGISTICS LLC3971911Apr 10, 2025Apr 10, 20251FL
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.
DF72KGFLVALERIE H TRANSPORT CORPMay 5, 2026May 5, 20261
DF72KGFLALLSTATE XPRESS08 LLCFeb 19, 2026Feb 19, 20261
DF13ERFLA M S LOGISTICS LLCApr 10, 2025Apr 10, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026