Equipment unit · VIN-decoded · NHTSA vPIC

1XP5DB9X3LD291837

Not yet decoded
Carriers run under2
7 mo
Inspections2
all-time
OOS inspections2
of 2
First seenDec 11, 2023
AZ
Last seenJul 15, 2024
AZ
Inspected under 2 different carriers in 7 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
5DB9X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1990 or 2020

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

North American serial sequence
291837

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 · 13,463 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 13,463 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 · Dec 11, 2023 – Jul 15, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2024AZII · Walk-around14OOSALWAYS GRINDING HT LLC 3979889S4A90P/AZ
Dec 11, 2023AZII · Walk-around10OOSSUNRISE ROLLOFF 1744739S4A90P/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALWAYS GRINDING HT LLC3979889Jul 15, 2024Jul 15, 20241AZ
SUNRISE ROLLOFF1744739Dec 11, 2023Dec 11, 20231AZ
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.
S4A90PAZALWAYS GRINDING HT LLCJul 15, 2024Jul 15, 20241
S4A90PAZSUNRISE ROLLOFFDec 11, 2023Dec 11, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC