Equipment unit · VIN-decoded · NHTSA vPIC

2024 Utility Trailer Manufacturer

1UYFS2531R5016115 · Trailer · TRAILER
Axles · 2 axlesBody · FlatLength · 53 ft
Carriers run under4
24 mo
Inspections6
all-time
OOS inspections0
of 6
First seenAug 15, 2023
WA
Last seenAug 17, 2025
TN
Inspected under 4 different carriers in 24 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
1UYFS2531R5016115
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 23, 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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1994 or 2024

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

North American serial sequence
016115

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
2024

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 2024, 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, 2023 – Aug 17, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 17, 2025TNI · Full1MELTON TRUCK LINES INC 34666CX3945/OK
Jun 10, 2025USII · Walk-around1DYLKA DISTRIBUCIONES Y LOGISTIK SA DE CV 2510372CX3945/OK
Nov 12, 2024ILIII · Driver-only0MELTON TRUCK LINES INC 34666CX3945/OK
Jul 6, 2024USII · Walk-around0FLETES TRES HERMANOS SA DE CV 557645CX3945/OK
Jun 26, 2024USII · Walk-around3AUTOTRANSPORTE CA-RI SA DE CV 1759246CX3945/OK
Aug 15, 2023WAII · Walk-around1MELTON TRUCK LINES INC 34666CX3945/OK
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MELTON TRUCK LINES INC34666Aug 15, 2023Aug 17, 20253OK
DYLKA DISTRIBUCIONES Y LOGISTIK SA DE CV2510372Jun 10, 2025Jun 10, 20251TA
FLETES TRES HERMANOS SA DE CV557645Jul 6, 2024Jul 6, 20241CH
AUTOTRANSPORTE CA-RI SA DE CV1759246Jun 26, 2024Jun 26, 20241CH
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.
CX3945OKMELTON TRUCK LINES INCAug 15, 2023Aug 17, 20253
CX3945OKDYLKA DISTRIBUCIONES Y LOGISTIK SA DE CVJun 10, 2025Jun 10, 20251
CX3945OKFLETES TRES HERMANOS SA DE CVJul 6, 2024Jul 6, 20241
CX3945OKAUTOTRANSPORTE CA-RI SA DE CVJun 26, 2024Jun 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026