Equipment unit · VIN-decoded · NHTSA vPIC

2020 X-L Specialized Trailers Inc

4U3S0051XLL018542 · Trailer · TRAILER
Carriers run under2
34 mo
Inspections11
all-time
OOS inspections2
of 11
First seenSep 1, 2023
IN
Last seenJul 3, 2026
OH
Inspected under 2 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
4U3S0051XLL018542
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
Jun 18, 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
S0051

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

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
018542

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 · 124 decoded VINs at 100.0% prefix purity.

Model
X-L SPECIALIZED TRAILERS INC

Prefix basis · 124 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 · Sep 1, 2023 – Jul 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 3, 2026OHIII · Driver-only1GT XPRESS INC 2836194684650ST/IL
Apr 7, 2026PAII · Walk-around3GT XPRESS INC 2836194684650ST/IL
Mar 17, 2026PAIII · Driver-only1GT XPRESS INC 2836194684650ST/IL
Mar 6, 2026PAIII · Driver-only0GT XPRESS INC 2836194684650ST/IL
Apr 30, 2025GAIII · Driver-only1GT EXPRESS INC 2472326684650ST/IL
Feb 25, 2025NYII · Walk-around5OOSGT EXPRESS INC 2472326684650ST/IL
Oct 31, 2024MIII · Walk-around2OOSGT EXPRESS INC 2472326684650ST/IL
Apr 29, 2024MIIII · Driver-only1GT EXPRESS INC 2472326684650ST/IL
Feb 22, 2024ARIII · Driver-only0GT EXPRESS INC 2472326684650ST/IL
Dec 14, 2023KSIII · Driver-only1GT EXPRESS INC 2472326684650ST/IL
Sep 1, 2023INIII · Driver-only3GT EXPRESS INC 2472326684650ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GT XPRESS INC2836194Mar 6, 2026Jul 3, 20264IL
GT EXPRESS INC2472326Sep 1, 2023Apr 30, 20257IL
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.
684650STIL2GT XPRESS INCMar 6, 2026Jul 3, 20264
684650STILGT EXPRESS INCSep 1, 2023Apr 30, 20257
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026