Equipment unit · VIN-decoded · NHTSA vPIC

2021 Utility Trailer Manufacturer

1UYFS2535M5252419 · Trailer · TRAILER
Axles · 2 axlesBody · FlatLength · 53 ft
Carriers run under4
31 mo
Inspections5
all-time
OOS inspections0
of 5
First seenSep 28, 2023
TX
Last seenApr 15, 2026
TX
Inspected under 4 different carriers in 31 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
1UYFS2535M5252419
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
FS253

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1991 or 2021

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

North American serial sequence
252419

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 · 3,515 decoded VINs at 100.0% prefix purity.

Model
Utility Trailer Manufacturer

Prefix basis · 3,515 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
2021

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 2021, 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
Flat

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 · Sep 28, 2023 – Apr 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 15, 2026TXI · Full2OPERADORA DE TRANSPORTE INTERNACIONAL SA DE CV 683428AT6493/OK
Oct 17, 2025USI · Full4TRANSINTERNACIONAL SA DE C V 676839AT6493/OK
Aug 27, 2025USI · Full5TRANSINTERNACIONAL SA DE C V 676839AT6493/OK
Oct 19, 2023WYIII · Driver-only0MELTON TRUCK LINES INC 34666AT6493/OK
Sep 28, 2023TXII · Walk-around1TRANSPORTES SOTO E HIJOS S A DE C V 824454AT6493/OK
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
OPERADORA DE TRANSPORTE INTERNACIONAL SA DE CV683428Apr 15, 2026Apr 15, 20261CI
TRANSINTERNACIONAL SA DE C V676839Aug 27, 2025Oct 17, 20252CH
MELTON TRUCK LINES INC34666Oct 19, 2023Oct 19, 20231OK
TRANSPORTES SOTO E HIJOS S A DE C V824454Sep 28, 2023Sep 28, 20231CI
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.
AT6493OKOPERADORA DE TRANSPORTE INTERNACIONAL SA DE CVApr 15, 2026Apr 15, 20261
AT6493OKTRANSINTERNACIONAL SA DE C VAug 27, 2025Oct 17, 20252
AT6493OKMELTON TRUCK LINES INCOct 19, 2023Oct 19, 20231
AT6493OKTRANSPORTES SOTO E HIJOS S A DE C VSep 28, 2023Sep 28, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026