Equipment unit · VIN-decoded · NHTSA vPIC

2013 Utility Trailer Manufacturer

1UYFS2539DA625601 · Trailer · TRAILER
Axles · 2 axlesBody · FlatLength · 53 ft
Carriers run under3
23 mo
Inspections6
all-time
OOS inspections2
of 6
First seenAug 15, 2024
TX
Last seenJul 24, 2026
TX
Inspected under 3 different carriers in 23 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
1UYFS2539DA625601
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 8, 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
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1983 or 2013

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

North American serial sequence
625601

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
2013

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 2013, 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 · Aug 15, 2024 – Jul 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 24, 2026TXII · Walk-around2OOSMONTGOMERY TRUCKING CO LLC 889530256C808/TX
Jul 13, 2026TXII · Walk-around0MONTGOMERY TRUCKING CO LLC 889530256C808/TX
Jan 8, 2026TXII · Walk-around0MONTGOMERY TRUCKING CO LLC 889530256C808/TX
May 22, 2025TXII · Walk-around0SKYLINE SEVEN EXPRESS LLC 3015876256C808/TX
Apr 10, 2025TXII · Walk-around1SKYLINE SEVEN EXPRESS LLC 3015876256C808/TX
Aug 15, 2024TXII · Walk-around5OOSSTEVEN WAYNE ZERRIEN 4189890247C387/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MONTGOMERY TRUCKING CO LLC889530Jan 8, 2026Jul 24, 20263TX
SKYLINE SEVEN EXPRESS LLC3015876Apr 10, 2025May 22, 20252TX
STEVEN WAYNE ZERRIEN4189890Aug 15, 2024Aug 15, 20241TX
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.
256C808TX2MONTGOMERY TRUCKING CO LLCJan 8, 2026Jul 24, 20263
256C808TXSKYLINE SEVEN EXPRESS LLCApr 10, 2025May 22, 20252
247C387TXSTEVEN WAYNE ZERRIENAug 15, 2024Aug 15, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 8, 2026