Equipment unit · VIN-decoded · NHTSA vPIC

2021 Volvo Truck VNR

4V4WC9EH8MN276072 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections9
all-time
OOS inspections1
of 9
First seenFeb 24, 2024
UT
Last seenJan 22, 2026
CA
Inspected under 2 different carriers in 23 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
4V4WC9EH8MN276072
Make
Volvo Truck
Model
VNR
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 21, 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
WC9EH

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
276072

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 · 2,965 decoded VINs at 100.0% prefix purity.

Model
VNR

Prefix basis · 2,965 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
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 · Feb 24, 2024 – Jan 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 22, 2026CAIII · Driver-only2OOSZHOU SERVICE INC 3142620ZP33746/CA
Dec 20, 2025NMII · Walk-around1ZHOU SERVICE INC 3142620ZP33746/CA
Dec 6, 2025NMIII · Driver-only0ZHOU SERVICE INC 3142620ZP33746/CA
Sep 29, 2025NMIII · Driver-only1ZHOU SERVICE INC 3142620ZP33746/CA
Apr 12, 2025NCI · Full0ZHOU SERVICE INC 3142620ZP33746/CA
Mar 25, 2025LAII · Walk-around0ZHOU SERVICE INC 3142620ZP33746/CA
Nov 10, 2024NMII · Walk-around0ZHOU SERVICE INC 3142620ZP33746/CA
Jul 27, 2024MOI · Full3ZHOU SERVICE INC 3142620ZP33746/CA
Feb 24, 2024UTIII · Driver-only3RAINEY BROS INC 2048302AM1985/ID
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ZHOU SERVICE INC3142620Jul 27, 2024Jan 22, 20268CA
RAINEY BROS INC2048302Feb 24, 2024Feb 24, 20241ID
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.
ZP33746CAZHOU SERVICE INCJul 27, 2024Jan 22, 20268
AM1985IDRAINEY BROS INCFeb 24, 2024Feb 24, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026