Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBDP9X1ND772527 · Truck-Tractor · TRUCK
Carriers run under3
27 mo
Inspections12
all-time
OOS inspections1
of 12
First seenOct 19, 2023
IL
Last seenJan 29, 2026
CA
Inspected under 3 different carriers in 27 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
1XPBDP9X1ND772527
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 16, 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
BDP9X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
772527

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 · 21,366 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 21,366 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 · Oct 19, 2023 – Jan 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 29, 2026CAI · Full0HARMAN B SINGH 2189208ZP53306/CA
Sep 18, 2025AZI · Full7OOSHARMAN B SINGH 2189208ZP53306/CA
Aug 19, 2025NMIII · Driver-only0HARMAN B SINGH 2189208ZP53306/CA
Jul 28, 2025CAIII · Driver-only1HARMAN B SINGH 2189208ZP53306/CA
Jul 17, 2025CAII · Walk-around0HARMAN B SINGH 2189208ZP53306/CA
May 1, 2024COIII · Driver-only1VS TRUCKLINES INC 2435788P1201637/IL
Mar 23, 2024ILII · Walk-around0VS TRUCKLINES INC 2435788P1201637/IL
Feb 15, 2024COIII · Driver-only0VS TRUCKLINES INC 2435788P1201637/IL
Jan 28, 2024MOIII · Driver-only0TAZ LINES LLC 3306993P1201637/IL
Jan 26, 2024MOIII · Driver-only1TAZ LINES LLC 3306993P1201637/IL
Dec 24, 2023IAIII · Driver-only1VS TRUCKLINES INC 2435788P1201637/IL
Oct 19, 2023ILIII · Driver-only1TAZ LINES LLC 3306993P1105810/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HARMAN B SINGH2189208Jul 17, 2025Jan 29, 20265AZ
VS TRUCKLINES INC2435788Dec 24, 2023May 1, 20244IL
TAZ LINES LLC3306993Oct 19, 2023Jan 28, 20243IL
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.
ZP53306CAHARMAN B SINGHJul 17, 2025Jan 29, 20265
P1201637ILVS TRUCKLINES INCDec 24, 2023May 1, 20244
P1201637ILTAZ LINES LLCJan 26, 2024Jan 28, 20242
P1105810ILTAZ LINES LLCOct 19, 2023Oct 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026