Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 389

1NPXD49X7PD812112 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under2
31 mo
Inspections10
all-time
OOS inspections0
of 10
First seenAug 1, 2023
IL
Last seenMar 23, 2026
NE
Inspected under 2 different carriers in 31 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
1NPXD49X7PD812112
Make
Peterbilt
Model
389
Model year
2023
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 18, 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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
XD49X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
812112

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 · 1,241 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 1,241 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
389

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 1, 2023 – Mar 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 23, 2026NEIII · Driver-only1SHIFFLET TRUCKING LLC 3831673429752/NE
Dec 3, 2025KSII · Walk-around2SHIFFLET TRUCKING LLC 3831673429752/NE
Sep 4, 2025NEIII · Driver-only0SHIFFLET TRUCKING LLC 3831673429752/NE
Aug 27, 2025NEIII · Driver-only1SHIFFLET TRUCKING LLC 3831673429752/NE
Mar 6, 2025SDII · Walk-around4SHIFFLET TRUCKING LLC 3831673TEMPORARY/NE
Apr 19, 2024IAIII · Driver-only1CURTISBEHRENS 828222FT2048/IA
Dec 27, 2023IAII · Walk-around11CURTISBEHRENS 828222FT2048/IA
Dec 14, 2023MSIII · Driver-only1CURTISBEHRENS 828222FT2048/IA
Nov 7, 2023ILIII · Driver-only5CURTISBEHRENS 828222FT2048/IA
Aug 1, 2023ILII · Walk-around1CURTISBEHRENS 828222FT2048/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SHIFFLET TRUCKING LLC3831673Mar 6, 2025Mar 23, 20265NE
CURTISBEHRENS828222Aug 1, 2023Apr 19, 20245IA
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.
429752NESHIFFLET TRUCKING LLCAug 27, 2025Mar 23, 20264
TEMPORARYNESHIFFLET TRUCKING LLCMar 6, 2025Mar 6, 20251
FT2048IACURTISBEHRENSAug 1, 2023Apr 19, 20245
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026