Equipment unit · VIN-decoded · NHTSA vPIC

2023 Volvo Truck VNL

4V4NC9EH1PN321451 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections3
all-time
OOS inspections0
of 3
First seenOct 19, 2023
NE
Last seenJul 16, 2026
LA
Inspected under 2 different carriers in 33 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
4V4NC9EH1PN321451
Make
Volvo Truck
Model
VNL
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Aug 9, 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
4V4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
NC9EH

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1993 or 2023

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

North American serial sequence
321451

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 · 51,900 decoded VINs at 100.0% prefix purity.

Model
VNL

Prefix basis · 51,900 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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
VOLVO TRUCK

Observed directly for this VIN via NHTSA vPIC.

Observed model
VNL

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 19, 2023 – Jul 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 16, 2026LAIII · Driver-only1TESTED TRUCKING LLC 3636245R860833/TX
May 7, 2024ALII · Walk-around0HALVOR LINES INC 7525047002Z/WI
Oct 19, 2023NEIII · Driver-only0HALVOR LINES INC 7525047002Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TESTED TRUCKING LLC3636245Jul 16, 2026Jul 16, 20261TX
HALVOR LINES INC75250Oct 19, 2023May 7, 20242WI
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.
R860833TX1TESTED TRUCKING LLCJul 16, 2026Jul 16, 20261
47002ZWIHALVOR LINES INCOct 19, 2023May 7, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026