Equipment unit · VIN-decoded · NHTSA vPIC

2021 Utility Trailer Manufacturer

3UTVS2531M8434106 · Trailer · TRAILER
Carriers run under2
33 mo
Inspections6
all-time
OOS inspections0
of 6
First seenSep 1, 2023
IL
Last seenJun 8, 2026
CT
Inspected under 2 different carriers in 33 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
3UTVS2531M8434106
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 24, 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
3UT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VS253

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
434106

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 · 4,264 decoded VINs at 100.0% prefix purity.

Model
Utility Trailer Manufacturer

Prefix basis · 4,264 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.

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 – Jun 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 8, 2026CTIII · Driver-only1TRX EXPRESS INC 2330774990042ST/IL
Jun 8, 2026CTIII · Driver-only1TRX EXPRESS INC 2330774990042ST/IL
Dec 15, 2025ALIII · Driver-only0TRX EXPRESS INC 2330774990042/IL
Jul 23, 2024ILIII · Driver-only0TRX EXPRESS LINES INC 3036672782064ST/IL
Jun 29, 2024ILIII · Driver-only0TRX EXPRESS INC 2330774782064ST/IL
Sep 1, 2023ILIII · Driver-only1TRX EXPRESS INC 2330774782064ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRX EXPRESS INC2330774Sep 1, 2023Jun 8, 20265IL
TRX EXPRESS LINES INC3036672Jul 23, 2024Jul 23, 20241IL
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.
990042STIL2TRX EXPRESS INCJun 8, 2026Jun 8, 20262
990042ILTRX EXPRESS INCDec 15, 2025Dec 15, 20251
782064STILTRX EXPRESS LINES INCJul 23, 2024Jul 23, 20241
782064STILTRX EXPRESS INCSep 1, 2023Jun 29, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026