Equipment unit · VIN-decoded · NHTSA vPIC

2021 Volvo Truck VNL

4V4NC9EH6MN600521 · Truck-Tractor · TRUCK
Carriers run under1
36 mo
Inspections15
all-time
OOS inspections1
of 15
First seenJun 21, 2023
WA
Last seenJun 22, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4V4NC9EH6MN600521
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 16, 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
6 · valid

Deterministic · position 9; calculated value 6.

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
600521

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
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 · Jun 21, 2023 – Jun 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 22, 2026CAV · Vehicle-only0CHAHAL INTERSTATE INC 2787273YP58295/CA
Mar 4, 2026ORIII · Driver-only2CHAHAL INTERSTATE INC 2787273YP58295/CA
Jan 14, 2026ORIII · Driver-only1CHAHAL INTERSTATE INC 2787273YP58295/CA
Dec 1, 2025NVII · Walk-around1CHAHAL INTERSTATE INC 2787273YP58295/CA
Sep 17, 2025NVII · Walk-around0CHAHAL INTERSTATE INC 2787273YP58295/CA
Jan 6, 2025NVI · Full0CHAHAL INTERSTATE INC 2787273YP58295/CA
Nov 18, 2024NVII · Walk-around0CHAHAL INTERSTATE INC 2787273YP58295/CA
Oct 17, 2024CAII · Walk-around2CHAHAL INTERSTATE INC 2787273YP58295/CA
May 17, 2024CAV · Vehicle-only0CHAHAL INTERSTATE INC 2787273YP58295/CA
Apr 17, 2024WAII · Walk-around0CHAHAL INTERSTATE INC 2787273YP58295/CA
Mar 5, 2024NVIII · Driver-only0CHAHAL INTERSTATE INC 2787273YP58295/CA
Jan 24, 2024WAII · Walk-around0CHAHAL INTERSTATE INC 2787273YP58295/CA
Jul 12, 2023WAIII · Driver-only1CHAHAL INTERSTATE INC 2787273YP58295/CA
Jul 3, 2023NVIII · Driver-only0CHAHAL INTERSTATE INC 2787273YP58295/CA
Jun 21, 2023WAII · Walk-around6OOSCHAHAL INTERSTATE INC 2787273YP58295/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CHAHAL INTERSTATE INC2787273Jun 21, 2023Jun 22, 202615CA
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.
YP58295CA1CHAHAL INTERSTATE INCJun 21, 2023Jun 22, 202615
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026