Equipment unit · VIN-decoded · NHTSA vPIC

2014 Utility Trailer Manufacturer

1UYVS2531EM837906 · Trailer · TRAILER
Axles · 2 axlesBody · VanLength · 53 ft
Carriers run under4
20 mo
Inspections10
all-time
OOS inspections2
of 10
First seenNov 16, 2023
NM
Last seenJul 18, 2025
CA
Inspected under 4 different carriers in 20 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
1UYVS2531EM837906
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2014
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1984 or 2014

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

North American serial sequence
837906

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
2014

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 2014, 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 · Nov 16, 2023 – Jul 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 18, 2025CAI · Full6OOSUS TRUCK LINES INC 21097285176689/ME
Jul 18, 2025CAI · Full0US TRUCK LINES INC 21097285176689/ME
May 23, 2025CAIII · Driver-only4OOSJ SANDOVAL TRUCKS INC 34450095176689/ME
Apr 19, 2025CAII · Walk-around5US TRUCK LINES INC 21097285176689/ME
Jan 26, 2025NMIII · Driver-only0US FRONTIER INC 10831625176689/ME
Aug 8, 2024NMI · Full5US TRUCK LINES INC 21097285176689/ME
Jun 20, 2024NMII · Walk-around4US TRUCK LINES INC 21097285176689/ME
Apr 18, 2024NMII · Walk-around5US TRUCK LINES INC 21097285176689/ME
Jan 23, 2024AZIII · Driver-only1US TRUCK LINES INC 21097285176689/ME
Nov 16, 2023NMII · Walk-around4LIDDER BROS INC 12014225176689/ME
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
US TRUCK LINES INC2109728Jan 23, 2024Jul 18, 20257TX
J SANDOVAL TRUCKS INC3445009May 23, 2025May 23, 20251CA
US FRONTIER INC1083162Jan 26, 2025Jan 26, 20251TX
LIDDER BROS INC1201422Nov 16, 2023Nov 16, 20231CA
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.
5176689MEUS TRUCK LINES INCJan 23, 2024Jul 18, 20257
5176689MEJ SANDOVAL TRUCKS INCMay 23, 2025May 23, 20251
5176689MEUS FRONTIER INCJan 26, 2025Jan 26, 20251
5176689MELIDDER BROS INCNov 16, 2023Nov 16, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026