Equipment unit · VIN-decoded · NHTSA vPIC

2024 Trailmobile Trailmobile Trailer

1PT01JAH4R9017822 · Trailer · TRAILER
Carriers run under3
19 mo
Inspections6
all-time
OOS inspections1
of 6
First seenDec 26, 2024
CA
Last seenJul 7, 2026
CA
Inspected under 3 different carriers in 19 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
1PT01JAH4R9017822
Make
Trailmobile
Model
Trailmobile Trailer
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
1PT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
01JAH

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
017822

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
TRAILMOBILE

Prefix basis · 737 decoded VINs at 100.0% prefix purity.

Model
Trailmobile Trailer

Prefix basis · 737 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
TRAILMOBILE

Observed directly for this VIN via NHTSA vPIC.

Observed model
Trailmobile Trailer

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 · Dec 26, 2024 – Jul 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2026CAII · Walk-around1RITA ROMAN NOLASCO 21288794SZ5050/CA
Dec 29, 2025CAI · Full1R ROMAN TRANSPORT INC 13187404SZ5050/CA
Dec 22, 2025CAI · Full0REYNA GUADALUPE ROMAN NOLASCO 23513774SZ5050/CA
Dec 4, 2025CAI · Full8OOSR ROMAN TRANSPORT INC 13187404SZ5050/CA
Nov 17, 2025CAI · Full1R ROMAN TRANSPORT INC 13187404SZ5050/CA
Dec 26, 2024CAI · Full4RITA ROMAN NOLASCO 21288794SZ5050/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RITA ROMAN NOLASCO2128879Dec 26, 2024Jul 7, 20262CA
R ROMAN TRANSPORT INC1318740Nov 17, 2025Dec 29, 20253CA
REYNA GUADALUPE ROMAN NOLASCO2351377Dec 22, 2025Dec 22, 20251CA
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.
4SZ5050CA2RITA ROMAN NOLASCODec 26, 2024Jul 7, 20262
4SZ5050CAR ROMAN TRANSPORT INCNov 17, 2025Dec 29, 20253
4SZ5050CAREYNA GUADALUPE ROMAN NOLASCODec 22, 2025Dec 22, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026