Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 389

1XPXD49X9PD887738 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJul 26, 2023
CA
Last seenMar 16, 2026
IN
Inspected under 3 different carriers in 32 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
1XPXD49X9PD887738
Make
Peterbilt
Model
389
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
Jul 12, 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
XD49X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

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
887738

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 · 12,357 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 12,357 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
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 26, 2023 – Mar 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 16, 2026INIII · Driver-only6P-J EXPRESS INC 537593433041/NE
Jul 8, 2025IAII · Walk-around1NAIL EXCAVATING LLC 181329820KT5P/MO
Nov 19, 2024ARIII · Driver-only1NAIL EXCAVATING LLC 181329820KT5P/MO
Jul 26, 2023CAIII · Driver-only1SAMUEL CALDERON 1445104YP55361/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
P-J EXPRESS INC537593Mar 16, 2026Mar 16, 20261NE
NAIL EXCAVATING LLC1813298Nov 19, 2024Jul 8, 20252MO
SAMUEL CALDERON1445104Jul 26, 2023Jul 26, 20231CA
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.
433041NEP-J EXPRESS INCMar 16, 2026Mar 16, 20261
20KT5PMONAIL EXCAVATING LLCNov 19, 2024Jul 8, 20252
YP55361CA1SAMUEL CALDERONJul 26, 2023Jul 26, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026