Equipment unit · VIN-decoded · NHTSA vPIC

2020 X-L Specialized Trailers Inc

4U3J05333LL019383 · Trailer · TRAILER
Carriers run under1
12 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJul 28, 2025
MD
Last seenJul 21, 2026
MD
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4U3J05333LL019383
Make
X-L Specialized Trailers Inc
Model
X-L SPECIALIZED TRAILERS INC
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 14, 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
4U3

Deterministic · VIN positions 1–3.

Vehicle descriptor section
J0533

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
019383

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 · 167 decoded VINs at 100.0% prefix purity.

Model
X-L SPECIALIZED TRAILERS INC

Prefix basis · 167 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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
X-L SPECIALIZED TRAILERS INC

Observed directly for this VIN via NHTSA vPIC.

Observed model
X-L SPECIALIZED TRAILERS INC

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
Not established

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 · Jul 28, 2025 – Jul 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2026MDII · Walk-around0SKYLINE TRANSPORT FLEET LLC 3316111PT166U4/PA
Jun 25, 2026MDII · Walk-around2SKYLINE TRANSPORT FLEET LLC 3316111XPW6995/PA
May 26, 2026VAIII · Driver-only0SKYLINE TRANSPORT FLEET LLC 3316111XPW6995/PA
Sep 4, 2025VAIII · Driver-only2SKYLINE TRANSPORT FLEET LLC 3316111XPW6995/PA
Jul 28, 2025MDII · Walk-around3OOSSKYLINE TRANSPORT FLEET LLC 3316111PT166U4/PA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SKYLINE TRANSPORT FLEET LLC3316111Jul 28, 2025Jul 21, 20265PA
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.
PT166U4PA2SKYLINE TRANSPORT FLEET LLCJul 28, 2025Jul 21, 20262
XPW6995PA2SKYLINE TRANSPORT FLEET LLCSep 4, 2025Jun 25, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 14, 2026