Equipment unit · VIN-decoded · NHTSA vPIC

2025 Monon

1NNVX5325SM217293 · Trailer · TRAILER
Carriers run under3
31 mo
Inspections9
all-time
OOS inspections2
of 9
First seenOct 17, 2023
CA
Last seenMay 20, 2026
CA
Inspected under 3 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
1NNVX5325SM217293
Make
Monon
Model
Monon
Model year
2025
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
1NN

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VX532

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1995 or 2025

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

North American serial sequence
217293

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
MONON

Prefix basis · 164 decoded VINs at 100.0% prefix purity.

Model
Monon

Prefix basis · 164 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
2025

Observed directly for this VIN via NHTSA vPIC.

Observed make
MONON

Observed directly for this VIN via NHTSA vPIC.

Observed model
Monon

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 · Oct 17, 2023 – May 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 20, 2026CAI · Full0R ROMAN TRANSPORT INC 13187404JB5079/CA
Oct 23, 2025CAIII · Driver-only0RITA ROMAN NOLASCO 21288794JB5079/CA
Aug 28, 2025USIII · Driver-only0REYNA GUADALUPE ROMAN NOLASCO 23513774JB5079/CA
Aug 28, 2025CAII · Walk-around0REYNA GUADALUPE ROMAN NOLASCO 23513774JB5079/CA
Mar 27, 2025CAI · Full3OOSREYNA GUADALUPE ROMAN NOLASCO 23513774JB5079/CA
Feb 12, 2025CAII · Walk-around0REYNA GUADALUPE ROMAN NOLASCO 23513774JB5079/CA
Feb 12, 2024CAI · Full2OOSREYNA GUADALUPE ROMAN NOLASCO 23513774JB5079/CA
Oct 23, 2023USIII · Driver-only0R ROMAN TRANSPORT INC 13187404JB5079/CA
Oct 17, 2023CAIII · Driver-only1R ROMAN TRANSPORT INC 13187404JB5079/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
R ROMAN TRANSPORT INC1318740Oct 17, 2023May 20, 20263CA
RITA ROMAN NOLASCO2128879Oct 23, 2025Oct 23, 20251CA
REYNA GUADALUPE ROMAN NOLASCO2351377Feb 12, 2024Aug 28, 20255CA
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.
4JB5079CAR ROMAN TRANSPORT INCOct 17, 2023May 20, 20263
4JB5079CARITA ROMAN NOLASCOOct 23, 2025Oct 23, 20251
4JB5079CAREYNA GUADALUPE ROMAN NOLASCOFeb 12, 2024Aug 28, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026