Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49XXND773755 · Truck-Tractor · TRUCK
Carriers run under1
23 mo
Inspections7
all-time
OOS inspections3
of 7
First seenAug 28, 2023
MA
Last seenJul 23, 2025
AZ
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49XXND773755
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
773755

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 28, 2023 – Jul 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 23, 2025AZII · Walk-around4KAM EXPRESS INC 3129428YP01458/CA
Nov 27, 2024CAI · Full1OOSKAM EXPRESS INC 3129428YP01458/CA
Sep 20, 2024GAIII · Driver-only2KAM EXPRESS INC 3129428YP01458/CA
May 2, 2024CAIII · Driver-only0KAM EXPRESS INC 3129428YP01458/CA
Jan 29, 2024FLI · Full3KAM EXPRESS INC 3129428YP01458/CA
Aug 28, 2023MAII · Walk-around3OOSKAM EXPRESS INC 3129428YP01458/CA
Aug 28, 2023MAIII · Driver-only1OOSKAM EXPRESS INC 3129428YP01458/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KAM EXPRESS INC3129428Aug 28, 2023Jul 23, 20257CA
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.
YP01458CAKAM EXPRESS INCAug 28, 2023Jul 23, 20257
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026