Equipment unit · VIN-decoded · NHTSA vPIC

1XPXA48X9HD391172

Not yet decoded
Carriers run under2
25 mo
Inspections2
all-time
OOS inspections0
of 2
First seenNov 1, 2023
CA
Last seenDec 22, 2025
CA
Inspected under 2 different carriers in 25 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
XA48X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1987 or 2017

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

North American serial sequence
391172

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 · 152 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 152 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 · Nov 1, 2023 – Dec 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 22, 2025CAI · Full1ARRIERO JR TRANSPORT INC 31323829F32053/CA
Nov 1, 2023CAI · Full0ROY TRUCKING OF MONTEREY COUNTY LLC 10701599F32053/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ARRIERO JR TRANSPORT INC3132382Dec 22, 2025Dec 22, 20251CA
ROY TRUCKING OF MONTEREY COUNTY LLC1070159Nov 1, 2023Nov 1, 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.
9F32053CAARRIERO JR TRANSPORT INCDec 22, 2025Dec 22, 20251
9F32053CAROY TRUCKING OF MONTEREY COUNTY LLCNov 1, 2023Nov 1, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC