Equipment unit · VIN-decoded · NHTSA vPIC

1XPXD49X9JD488321

Not yet decoded
Carriers run under2
23 mo
Inspections2
all-time
OOS inspections1
of 2
First seenFeb 29, 2024
OR
Last seenJan 5, 2026
AR
Inspected under 2 different carriers in 23 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
1988 or 2018

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

North American serial sequence
488321

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.

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 · Feb 29, 2024 – Jan 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 5, 2026ARI · Full4M4 CUSTOMS LLC 4358579K61041/AR
Feb 29, 2024ORIII · Driver-only3OOSMITCHELL TRUCKING INC 995074K820906/AR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
M4 CUSTOMS LLC4358579Jan 5, 2026Jan 5, 20261AR
MITCHELL TRUCKING INC995074Feb 29, 2024Feb 29, 20241AR
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.
K61041ARM4 CUSTOMS LLCJan 5, 2026Jan 5, 20261
K820906ARMITCHELL TRUCKING INCFeb 29, 2024Feb 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC