Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49X9ND789803 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections17
all-time
OOS inspections2
of 17
First seenOct 15, 2023
CA
Last seenJun 1, 2026
CA
Inspected under 3 different carriers in 32 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
1XPBD49X9ND789803
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 14, 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
9 · valid

Deterministic · position 9; calculated value 9.

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
789803

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 · Oct 15, 2023 – Jun 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 1, 2026CAI · Full1OOSHR TRUCK LINES LLC 4247150YP96948/CA
May 11, 2026CAII · Walk-around1HR TRUCK LINES LLC 4247150YP96948/CA
Apr 27, 2026ORIII · Driver-only1HR TRUCK LINES LLC 4247150YP96948/CA
Dec 16, 2025CAII · Walk-around1HR TRUCK LINES LLC 4247150YP96948/CA
Nov 12, 2025CAII · Walk-around1HR TRUCK LINES LLC 4247150YP96948/CA
Aug 7, 2025CAII · Walk-around6MANN BROS LLC 2838524YP96948/CA
Jul 30, 2025CAI · Full1MANN BROS LLC 2838524YP96948/CA
Jun 11, 2025CAII · Walk-around0MANN BROS LLC 2838524YP96948/CA
Jan 16, 2025CAI · Full4OOSMANN BROS LLC 2838524YP96948/CA
Jan 16, 2025CAI · Full0MANN BROS LLC 2838524YP96948/CA
Oct 15, 2024CAI · Full0MANN BROS LLC 2838524YP96948/CA
May 14, 2024CAIII · Driver-only0DH CARRIER INC 1492593YP96948/CA
Apr 28, 2024CAI · Full0DH CARRIER INC 1492593YP96948/CA
Apr 26, 2024CAI · Full3DH CARRIER INC 1492593YP96948/CA
Oct 29, 2023CAI · Full0DH CARRIER INC 1492593YP96948/CA
Oct 24, 2023CAI · Full2DH CARRIER INC 1492593YP96948/CA
Oct 15, 2023CAIII · Driver-only0DH CARRIER INC 1492593YP96948/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HR TRUCK LINES LLC4247150Nov 12, 2025Jun 1, 20265CA
MANN BROS LLC2838524Oct 15, 2024Aug 7, 20256CA
DH CARRIER INC1492593Oct 15, 2023May 14, 20246CA
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.
YP96948CAHR TRUCK LINES LLCNov 12, 2025Jun 1, 20265
YP96948CAMANN BROS LLCOct 15, 2024Aug 7, 20256
YP96948CADH CARRIER INCOct 15, 2023May 14, 20246
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026