Equipment unit · VIN-decoded · NHTSA vPIC

2021 Volvo Truck VNL

4V4NC9UGXMN280581 · Truck-Tractor · TRUCK
Carriers run under1
9 mo
Inspections6
all-time
OOS inspections2
of 6
First seenNov 21, 2024
CA
Last seenAug 6, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4V4NC9UGXMN280581
Make
Volvo Truck
Model
VNL
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
NC9UG

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

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
280581

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 · 467 decoded VINs at 100.0% prefix purity.

Model
VNL

Prefix basis · 467 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
2021

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 · Nov 21, 2024 – Aug 6, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 6, 2025CAII · Walk-around1OOSARPA GROUP INC 32124232999605/IN
May 30, 2025CAI · Full0ARPA GROUP INC 32124232999605/IN
Feb 27, 2025CAI · Full3OOSARPA GROUP INC 32124232999605/IN
Dec 30, 2024CAI · Full1ARPA GROUP INC 32124232999605/IN
Dec 17, 2024CAII · Walk-around0ARPA GROUP INC 32124232999605/IN
Nov 21, 2024CAIII · Driver-only0ARPA GROUP INC 3212423299605/IN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ARPA GROUP INC3212423Nov 21, 2024Aug 6, 20256CA
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.
2999605INARPA GROUP INCDec 17, 2024Aug 6, 20255
299605INARPA GROUP INCNov 21, 2024Nov 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026