Equipment unit · VIN-decoded · NHTSA vPIC

2011 X-L Specialized Trailers Inc

4U3J0482XBL011239 · Trailer · TRAILER
Carriers run under3
34 mo
Inspections3
all-time
OOS inspections2
of 3
First seenOct 4, 2023
US
Last seenAug 3, 2026
CA
Inspected under 3 different carriers in 34 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
4U3J0482XBL011239
Make
X-L Specialized Trailers Inc
Model
X-L SPECIALIZED TRAILERS INC
Model year
2011
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 13, 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
J0482

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1981 or 2011

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

North American serial sequence
011239

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 · 439 decoded VINs at 100.0% prefix purity.

Model
X-L SPECIALIZED TRAILERS INC

Prefix basis · 439 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
2011

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 · Oct 4, 2023 – Aug 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 3, 2026CAII · Walk-around5OOSMAJESTIC FREIGHT SERVICES LLC 17880604TL8350/CA
Oct 24, 2025USII · Walk-around5OOSALT LOGISTICS LLC 30654974TL8350/CA
Oct 4, 2023USII · Walk-around5SENTINEL TRUCKING LLC 16836014TL8350/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MAJESTIC FREIGHT SERVICES LLC1788060Aug 3, 2026Aug 3, 20261CA
ALT LOGISTICS LLC3065497Oct 24, 2025Oct 24, 20251CA
SENTINEL TRUCKING LLC1683601Oct 4, 2023Oct 4, 20231CA
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.
4TL8350CA2MAJESTIC FREIGHT SERVICES LLCAug 3, 2026Aug 3, 20261
4TL8350CAALT LOGISTICS LLCOct 24, 2025Oct 24, 20251
4TL8350CASENTINEL TRUCKING LLCOct 4, 2023Oct 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 13, 2026