Equipment unit · VIN-decoded · NHTSA vPIC

2021 Redman Manufacturas, S.a. De C.v.

3R9T453A0MC173783 · TRAILER
Carriers run under2
18 mo
Inspections7
all-time
OOS inspections2
of 7
First seenAug 18, 2023
TX
Last seenFeb 5, 2025
TX
Inspected under 2 different carriers in 18 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
3R9T453A0MC173783
Make
Redman Manufacturas, S.a. De C.v.
Model
Not decoded
Model year
2021
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 8, 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
3R9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
T453A

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
173783

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.

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
REDMAN MANUFACTURAS, S.A. DE C.V.

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

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

  • 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 · Aug 18, 2023 – Feb 5, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 5, 2025TXII · Walk-around2MARTIN DIAZ RAMIREZ 341391147UL2P/MX
May 16, 2024TXII · Walk-around6MARTIN DIAZ RAMIREZ 341391147UL2P/MX
Feb 14, 2024TXI · Full8MARTIN DIAZ RAMIREZ 341391147UL2P/MX
Dec 5, 2023TXI · Full4EXPRESS JL NAVA SA DE CV 351129347UL2P/MX
Oct 29, 2023USI · Full5MARTIN DIAZ RAMIREZ 341391147UL2P/MX
Sep 6, 2023TXIII · Driver-only4OOSMARTIN DIAZ RAMIREZ 341391147UL2P/MX
Aug 18, 2023TXII · Walk-around4OOSEXPRESS JL NAVA SA DE CV 351129347UL2P/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARTIN DIAZ RAMIREZ3413911Sep 6, 2023Feb 5, 20255TA
EXPRESS JL NAVA SA DE CV3511293Aug 18, 2023Dec 5, 20232NL
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.
47UL2PMXMARTIN DIAZ RAMIREZSep 6, 2023Feb 5, 20255
47UL2PMXEXPRESS JL NAVA SA DE CVAug 18, 2023Dec 5, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 8, 2026