Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49X2ND803055 · Truck-Tractor · TRUCK
Carriers run under2
28 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJul 5, 2023
MS
Last seenNov 21, 2025
IA
Inspected under 2 different carriers in 28 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
1XPBD49X2ND803055
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 28, 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
2 · valid

Deterministic · position 9; calculated value 2.

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
803055

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 · Jul 5, 2023 – Nov 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 21, 2025IAIII · Driver-only2GUNSTORY TRUCKING LLC 3836627FZ3136/IA
Nov 13, 2024IAIII · Driver-only0GUNSTORY TRUCKING LLC 3836627D603/IA
Mar 13, 2024WAIII · Driver-only0DECKER TRUCK LINE INC 53824VC9293/WA
Oct 8, 2023LAIII · Driver-only0DECKER TRUCK LINE INC 53824VC9293/IA
Jul 5, 2023MSI · Full0DECKER TRUCK LINE INC 53824VC9293/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GUNSTORY TRUCKING LLC3836627Nov 13, 2024Nov 21, 20252IA
DECKER TRUCK LINE INC53824Jul 5, 2023Mar 13, 20243IA
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.
FZ3136IAGUNSTORY TRUCKING LLCNov 21, 2025Nov 21, 20251
D603IAGUNSTORY TRUCKING LLCNov 13, 2024Nov 13, 20241
VC9293WADECKER TRUCK LINE INCMar 13, 2024Mar 13, 20241
VC9293IADECKER TRUCK LINE INCJul 5, 2023Oct 8, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026