Equipment unit · VIN-decoded · NHTSA vPIC

3A9DM4835SG019139

Not yet decoded
Carriers run under2
2 mo
Inspections2
all-time
OOS inspections1
of 2
First seenMar 5, 2025
TX
Last seenMay 16, 2025
TX
Inspected under 2 different carriers in 2 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
3A9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DM483

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
019139

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Mar 5, 2025 – May 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 16, 2025TXI · Full8RAFAEL ROMERO DE LA GARZA 377921245US9E/MX
Mar 5, 2025TXI · Full5OOSMANUEL MONTEMAYOR CEPEDA 419773345US9E/TA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RAFAEL ROMERO DE LA GARZA3779212May 16, 2025May 16, 20251TA
MANUEL MONTEMAYOR CEPEDA4197733Mar 5, 2025Mar 5, 20251GJ
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.
45US9EMXRAFAEL ROMERO DE LA GARZAMay 16, 2025May 16, 20251
45US9ETAMANUEL MONTEMAYOR CEPEDAMar 5, 2025Mar 5, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC