Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDP9X1JD466910 · Truck-Tractor · TRUCK
Carriers run under2
27 mo
Inspections12
all-time
OOS inspections4
of 12
First seenSep 22, 2023
CA
Last seenDec 9, 2025
CA
Inspected under 2 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
1XPBDP9X1JD466910
Make
Peterbilt
Model
579
Model year
2018
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
1988 or 2018

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
466910

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
2018

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 · Sep 22, 2023 – Dec 9, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 9, 2025CAIII · Driver-only1DONELI INC 3265027ZP64771/CA
Sep 9, 2025AZIII · Driver-only4OOSDONELI INC 3265027ZP64771/CA
Sep 8, 2025AZII · Walk-around7OOSDONELI INC 3265027ZP64771/CA
Aug 26, 2025CAI · Full1DONELI INC 3265027ZP64771/CA
Aug 25, 2025NMII · Walk-around0DONELI INC 3265027ZP64771/CA
Jun 24, 2025CAII · Walk-around2DONELI INC 3265027ZP64771/CA
May 20, 2025CAI · Full13OOSDONELI INC 3265027ZP64771/CA
May 14, 2025CAIII · Driver-only0DONELI INC 3265027ZP64771/CA
Sep 19, 2024AZII · Walk-around41SL TRANSPORT LINES INC 3380296YP91920/CA
Feb 27, 2024CAII · Walk-around3OOS1SL TRANSPORT LINES INC 3380296YP91920/CA
Oct 24, 2023CAI · Full01SL TRANSPORT LINES INC 3380296YP91920/CA
Sep 22, 2023CAV · Vehicle-only01SL TRANSPORT LINES INC 3380296YP91920/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DONELI INC3265027May 14, 2025Dec 9, 20258CA
1SL TRANSPORT LINES INC3380296Sep 22, 2023Sep 19, 20244CA
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.
ZP64771CADONELI INCMay 14, 2025Dec 9, 20258
YP91920CA1SL TRANSPORT LINES INCSep 22, 2023Sep 19, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026