Equipment unit · VIN-decoded · NHTSA vPIC

2023 Volvo Truck VNR

4V4WB9DH6PN310700 · Truck-Tractor · TRUCK
Carriers run under1
23 mo
Inspections10
all-time
OOS inspections2
of 10
First seenDec 16, 2023
CA
Last seenNov 29, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4V4WB9DH6PN310700
Make
Volvo Truck
Model
VNR
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
Jun 18, 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
WB9DH

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
310700

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 · 261 decoded VINs at 100.0% prefix purity.

Model
VNR

Prefix basis · 261 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
VNR

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 · Dec 16, 2023 – Nov 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 29, 2025CAIII · Driver-only0WFI TRANSPORTATION INC 34765819G66438/CA
Oct 16, 2025CAI · Full0WFI TRANSPORTATION INC 34765819G66438/CA
Aug 24, 2025CAII · Walk-around0WFI TRANSPORTATION INC 34765819G66438/CA
Jul 8, 2025CAII · Walk-around0WFI TRANSPORTATION INC 34765819G66438/CA
May 18, 2025CAII · Walk-around0WFI TRANSPORTATION INC 34765819G66438/CA
May 5, 2025CAI · Full0WFI TRANSPORTATION INC 34765819G66438/CA
Jan 28, 2025CAV · Vehicle-only3OOSWFI TRANSPORTATION INC 34765819G66438/CA
Jun 15, 2024CAI · Full2WFI TRANSPORTATION INC 34765819G66438/CA
Dec 16, 2023CAI · Full3OOSWFI TRANSPORTATION INC 34765819G66438/CA
Dec 16, 2023CAI · Full0WFI TRANSPORTATION INC 34765819G66438/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WFI TRANSPORTATION INC3476581Dec 16, 2023Nov 29, 202510CA
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.
9G66438CAWFI TRANSPORTATION INCDec 16, 2023Nov 29, 202510
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026