Equipment unit · VIN-decoded · NHTSA vPIC

4U3J05323LL019181

Not yet decoded
Carriers run under2
2 mo
Inspections3
all-time
OOS inspections0
of 3
First seenApr 3, 2026
PA
Last seenJun 16, 2026
CO
Inspected under 2 different carriers in 2 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
4U3

Deterministic · VIN positions 1–3.

Vehicle descriptor section
J0532

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
019181

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
X-L SPECIALIZED TRAILERS INC

Prefix basis · 168 decoded VINs at 100.0% prefix purity.

Model
X-L SPECIALIZED TRAILERS INC

Prefix basis · 168 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 · Apr 3, 2026 – Jun 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 16, 2026COIII · Driver-only2MSS LOGISTIC INC 38487391018010ST/IL
Apr 22, 2026PAII · Walk-around5CASPIAN LOGISTIC INC 34821991018010ST/IL
Apr 3, 2026PAIII · Driver-only1CASPIAN LOGISTIC INC 34821991018009ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MSS LOGISTIC INC3848739Jun 16, 2026Jun 16, 20261IL
CASPIAN LOGISTIC INC3482199Apr 3, 2026Apr 22, 20262IL
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.
1018010STIL2MSS LOGISTIC INCJun 16, 2026Jun 16, 20261
1018010STILCASPIAN LOGISTIC INCApr 22, 2026Apr 22, 20261
1018009STILCASPIAN LOGISTIC INCApr 3, 2026Apr 3, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC