Equipment unit · VIN-decoded · NHTSA vPIC

4V4NC9TJ57N450136

Not yet decoded
Carriers run under2
14 mo
Inspections2
all-time
OOS inspections1
of 2
First seenMay 30, 2024
IL
Last seenJul 29, 2025
TX
Inspected under 2 different carriers in 14 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
4V4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
NC9TJ

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
2007 or 2037

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

North American serial sequence
450136

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
VOLVO TRUCK

Prefix basis · 960 decoded VINs at 100.0% prefix purity.

Model
VNL

Prefix basis · 960 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.

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 · May 30, 2024 – Jul 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2025TXII · Walk-around14OOSNICARAGUA TRUCK PARTS 419354321U257N/TX
May 30, 2024ILIII · Driver-only0MESAD NATIONAL INC 3410330P1208161/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NICARAGUA TRUCK PARTS4193543Jul 29, 2025Jul 29, 20251IL
MESAD NATIONAL INC3410330May 30, 2024May 30, 20241IL
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.
21U257NTXNICARAGUA TRUCK PARTSJul 29, 2025Jul 29, 20251
P1208161ILMESAD NATIONAL INCMay 30, 2024May 30, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC