Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 389

1NPXL40X1LD657647 · Truck · INCOMPLETE VEHICLE
Carriers run under2
27 mo
Inspections5
all-time
OOS inspections0
of 5
First seenAug 7, 2023
PA
Last seenNov 20, 2025
WV
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
1NPXL40X1LD657647
Make
Peterbilt
Model
389
Model year
2020
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
XL40X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1990 or 2020

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

North American serial sequence
657647

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 · 530 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 530 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
2020

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

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 7, 2023 – Nov 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 20, 2025WVIII · Driver-only1T WARNER TRUCKING 4275437379ED83/MD
Jul 9, 2025WVII · Walk-around0T WARNER TRUCKING 4275437379ED83/MD
Jul 8, 2024PAIII · Driver-only0ROBERT LEE JR TRUCKING INC 2107473ZNL6829/PA
Jan 2, 2024PAIII · Driver-only1ROBERT LEE JR TRUCKING INC 2107473ZNL6829/PA
Aug 7, 2023PAIII · Driver-only1ROBERT LEE JR TRUCKING INC 2107473ZNL6829/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
T WARNER TRUCKING4275437Jul 9, 2025Nov 20, 20252MD
ROBERT LEE JR TRUCKING INC2107473Aug 7, 2023Jul 8, 20243PA
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.
379ED83MDT WARNER TRUCKINGJul 9, 2025Nov 20, 20252
ZNL6829PAROBERT LEE JR TRUCKING INCAug 7, 2023Jul 8, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026