Equipment unit · VIN-decoded · NHTSA vPIC

1996 Volvo Truck WIA

4V4WDBRHXTN731713 · Truck-Tractor · TRUCK
Carriers run under1
31 mo
Inspections32
all-time
OOS inspections14
of 32
First seenJun 21, 2023
US
Last seenJan 13, 2026
US
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4V4WDBRHXTN731713
Make
Volvo Truck
Model
WIA
Model year
1996
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
WDBRH

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1996 or 2026

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

North American serial sequence
731713

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 · 8 decoded VINs at 100.0% prefix purity.

Model
WIA

Prefix basis · 8 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
1996

Observed directly for this VIN via NHTSA vPIC.

Observed make
VOLVO TRUCK

Observed directly for this VIN via NHTSA vPIC.

Observed model
WIA

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 – Jan 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 13, 2026USI · Full15ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Jan 5, 2026USIII · Driver-only2ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Dec 30, 2025USI · Full38OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Dec 24, 2025USI · Full22OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Dec 17, 2025USIII · Driver-only3ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Dec 4, 2025AZI · Full8ALEJANDRO SIERRAS ALCARAZ 6687046TB693/AZ
Nov 14, 2025AZI · Full4ALEJANDRO SIERRAS ALCARAZ 6687046TB693/AZ
Nov 14, 2025USIII · Driver-only1ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Oct 30, 2025USI · Full8ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Oct 23, 2025USI · Full25OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Oct 9, 2025USI · Full11OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Oct 3, 2025AZIII · Driver-only2ALEJANDRO SIERRAS ALCARAZ 6687046TB693/AZ
Aug 12, 2025USI · Full8OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Aug 8, 2025USIII · Driver-only0ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Mar 1, 2025USI · Full8OOSALEJANDRO SIERRAS ALCARAZ 66870495EM3P/MX
Feb 26, 2025USI · Full24OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Feb 11, 2025USI · Full26OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Feb 3, 2025USI · Full20ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Dec 23, 2024USI · Full9ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Oct 8, 2024USI · Full6OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Sep 13, 2024USI · Full16OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Apr 9, 2024USII · Walk-around8OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Feb 7, 2024AZIII · Driver-only0ALEJANDRO SIERRAS ALCARAZ 6687046TB693/AZ
Jan 25, 2024USI · Full9ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Jan 16, 2024USII · Walk-around20ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Nov 7, 2023USI · Full6ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Sep 2, 2023USI · Full5OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Aug 24, 2023AZIII · Driver-only1ALEJANDRO SIERRAS ALCARAZ 6687046TB693/AZ
Aug 11, 2023USI · Full11ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Aug 9, 2023USI · Full10ALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Jun 23, 2023USI · Full20OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
Jun 21, 2023USI · Full18OOSALEJANDRO SIERRAS ALCARAZ 66870405EM3P/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALEJANDRO SIERRAS ALCARAZ668704Jun 21, 2023Jan 13, 202632SO
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.
05EM3PMX1ALEJANDRO SIERRAS ALCARAZJun 21, 2023Jan 13, 202626
6TB693AZALEJANDRO SIERRAS ALCARAZAug 24, 2023Dec 4, 20255
95EM3PMXALEJANDRO SIERRAS ALCARAZMar 1, 2025Mar 1, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026