Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBDP9X2PD886135 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections8
all-time
OOS inspections1
of 8
First seenJul 27, 2023
MN
Last seenApr 16, 2026
KY
Inspected under 2 different carriers in 33 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
1XPBDP9X2PD886135
Make
Peterbilt
Model
579
Model year
2023
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
BDP9X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1993 or 2023

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

North American serial sequence
886135

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
2023

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 27, 2023 – Apr 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 16, 2026KYI · Full0SHELBY TRANSPORTS LLC 3868545AH75802/PA
Mar 29, 2026FLIII · Driver-only0SHELBY TRANSPORTS LLC 3868545AH75802/PA
Jun 3, 2025NMII · Walk-around0NINE TRANSPORTATION GROUP INC 3858440TEMP/PA
Nov 25, 2024ILIII · Driver-only0NINE TRANSPORTATION GROUP INC 3858440AH38926/PA
Feb 20, 2024WII · Full1SHELBY TRANSPORTS LLC 3868545AH38926/PA
Sep 13, 2023PAIII · Driver-only1SHELBY TRANSPORTS LLC 3868545AH38926/PA
Sep 4, 2023OHII · Walk-around1OOSSHELBY TRANSPORTS LLC 3868545AH38926/PA
Jul 27, 2023MNIII · Driver-only1SHELBY TRANSPORTS LLC 3868545AH38926/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SHELBY TRANSPORTS LLC3868545Jul 27, 2023Apr 16, 20266PA
NINE TRANSPORTATION GROUP INC3858440Nov 25, 2024Jun 3, 20252TN
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.
AH75802PASHELBY TRANSPORTS LLCMar 29, 2026Apr 16, 20262
TEMPPANINE TRANSPORTATION GROUP INCJun 3, 2025Jun 3, 20251
AH38926PANINE TRANSPORTATION GROUP INCNov 25, 2024Nov 25, 20241
AH38926PASHELBY TRANSPORTS LLCJul 27, 2023Feb 20, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026