Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 389

1XPXP4EX6JD457623 · Truck-Tractor · TRUCK
Carriers run under1
27 mo
Inspections3
all-time
OOS inspections0
of 3
First seenMay 6, 2024
KS
Last seenAug 21, 2026
KS
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPXP4EX6JD457623
Make
Peterbilt
Model
389
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
Aug 27, 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
XP4EX

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
457623

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 · 919 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 919 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
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
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 · May 6, 2024 – Aug 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 21, 2026KSIII · Driver-only1PEARSON CONSTRUCTION LLC 24347941615AJN/KS
Oct 29, 2024KSII · Walk-around1PEARSON CONSTRUCTION LLC 2434794630662/KS
May 6, 2024KSIII · Driver-only0PEARSON CONSTRUCTION LLC 2434794630662/KS
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PEARSON CONSTRUCTION LLC2434794May 6, 2024Aug 21, 20263KS
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.
1615AJNKS1PEARSON CONSTRUCTION LLCAug 21, 2026Aug 21, 20261
630662KSPEARSON CONSTRUCTION LLCMay 6, 2024Oct 29, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 27, 2026