Equipment unit · VIN-decoded · NHTSA vPIC

1XP5D49X86D634884

Not yet decoded
Carriers run under2
3 mo
Inspections2
all-time
OOS inspections0
of 2
First seenSep 25, 2025
UT
Last seenDec 22, 2025
UT
Inspected under 2 different carriers in 3 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
5D49X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
2006 or 2036

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

North American serial sequence
634884

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 · 880 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 880 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 · Sep 25, 2025 – Dec 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 22, 2025UTI · Full3MOUNTAIN WEST AG LLC 4158133Z095244/UT
Sep 25, 2025UTI · Full9CHET OLSEN 1185662Z095244/UT
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MOUNTAIN WEST AG LLC4158133Dec 22, 2025Dec 22, 20251UT
CHET OLSEN1185662Sep 25, 2025Sep 25, 20251UT
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.
Z095244UTMOUNTAIN WEST AG LLCDec 22, 2025Dec 22, 20251
Z095244UTCHET OLSENSep 25, 2025Sep 25, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC