Equipment unit · VIN-decoded · NHTSA vPIC

2023 Alloy Alloy Trailers

1ALSD028XPS931179 · Trailer · TRAILER
Carriers run under2
8 mo
Inspections3
all-time
OOS inspections2
of 3
First seenSep 12, 2024
CA
Last seenMay 23, 2025
CA
Inspected under 2 different carriers in 8 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
1ALSD028XPS931179
Make
Alloy
Model
Alloy Trailers
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 19, 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
1AL

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SD028

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

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
931179

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
ALLOY

Prefix basis · 14 decoded VINs at 100.0% prefix purity.

Model
Alloy Trailers

Prefix basis · 14 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
ALLOY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Alloy Trailers

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

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 · Sep 12, 2024 – May 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 23, 2025CAII · Walk-around1OOSLOBO TRUCKING 38505594NB3357/CA
Oct 21, 2024CAI · Full0EXTREME FREIGHT LLC 37007724NB3357/CA
Sep 12, 2024CAI · Full8OOSEXTREME FREIGHT LLC 37007724NB3357/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LOBO TRUCKING3850559May 23, 2025May 23, 20251CA
EXTREME FREIGHT LLC3700772Sep 12, 2024Oct 21, 20242CA
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.
4NB3357CALOBO TRUCKINGMay 23, 2025May 23, 20251
4NB3357CAEXTREME FREIGHT LLCSep 12, 2024Oct 21, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026