Equipment unit · VIN-decoded · NHTSA vPIC

2019 Utility Trailer Manufacturer

1UYVS2536K3506305 · Trailer · TRAILER
Axles · 2 axlesBody · VanLength · 53 ft
Carriers run under4
17 mo
Inspections6
all-time
OOS inspections1
of 6
First seenMar 31, 2025
OK
Last seenAug 3, 2026
LA
Inspected under 4 different carriers in 17 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
1UYVS2536K3506305
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 9, 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
1UY

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VS253

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1989 or 2019

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

North American serial sequence
506305

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
UTILITY TRAILER MANUFACTURER

Prefix basis · 107,512 decoded VINs at 100.0% prefix purity.

Model
Utility Trailer Manufacturer

Prefix basis · 107,512 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
2019

Observed directly for this VIN via NHTSA vPIC.

Observed make
UTILITY TRAILER MANUFACTURER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Utility Trailer Manufacturer

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.

VIN-level rule claims

Rules published for individual VIN positions beyond the prefix — applied with the WMI, prefix, and model-year guards each rule was validated under. Year-scoped rules were checked against model year 2019, established by the federal observation agreeing with a position-10 candidate.

Axle configuration
2 axles

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

Body family
Van

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

Trailer length
53 ft

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

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 · Mar 31, 2025 – Aug 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 3, 2026LAIII · Driver-only0KOROL TRUCKING INC 3192445654788ST/IL
Jul 13, 2026MOII · Walk-around1OOSKOROL TRUCKING INC 3192445654788ST/IL
Oct 8, 2025GAIII · Driver-only1ALLIED INSULATION SUPPLY CO INC 161694654788ST/IL
Sep 4, 2025MIII · Walk-around3CW EXPRESS SHIPPING INC 3797990654788ST/IL
Apr 2, 2025SDIII · Driver-only0COBRA INC 3525693654788ST/IL
Mar 31, 2025OKIII · Driver-only0COBRA INC 3525693654788ST/IL
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KOROL TRUCKING INC3192445Jul 13, 2026Aug 3, 20262IL
ALLIED INSULATION SUPPLY CO INC161694Oct 8, 2025Oct 8, 20251WI
CW EXPRESS SHIPPING INC3797990Sep 4, 2025Sep 4, 20251IL
COBRA INC3525693Mar 31, 2025Apr 2, 20252IL
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.
654788STIL2KOROL TRUCKING INCJul 13, 2026Aug 3, 20262
654788STILALLIED INSULATION SUPPLY CO INCOct 8, 2025Oct 8, 20251
654788STILCW EXPRESS SHIPPING INCSep 4, 2025Sep 4, 20251
654788STILCOBRA INCMar 31, 2025Apr 2, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 9, 2026