Equipment unit · VIN-decoded · NHTSA vPIC

1998 International F-8100

1HSHCAHR4WH523591 · Truck-Tractor · TRUCK
Carriers run under1
30 mo
Inspections23
all-time
OOS inspections18
of 23
First seenJun 17, 2023
US
Last seenDec 12, 2025
AZ
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1HSHCAHR4WH523591
Make
International
Model
F-8100
Model year
1998
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
1HS

Deterministic · VIN positions 1–3.

Vehicle descriptor section
HCAHR

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1998 or 2028

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

North American serial sequence
523591

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
INTERNATIONAL

Prefix basis · 40 decoded VINs at 100.0% prefix purity.

Model
F-8100

Prefix basis · 40 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
1998

Observed directly for this VIN via NHTSA vPIC.

Observed make
INTERNATIONAL

Observed directly for this VIN via NHTSA vPIC.

Observed model
F-8100

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 17, 2023 – Dec 12, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 12, 2025AZI · Full5OOSHUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Nov 10, 2025USI · Full13HUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Sep 3, 2025AZI · Full12OOSHUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Jun 30, 2025USI · Full13HUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Jun 12, 2025USI · Full23OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Jun 10, 2025USI · Full13OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
May 9, 2025USI · Full14OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Apr 14, 2025USI · Full13OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Apr 10, 2025USI · Full10OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Apr 5, 2025USI · Full28OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Mar 13, 2025USI · Full11OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Feb 17, 2025USI · Full23OOSHUGO MANUEL SANCHEZ ACOSTA 256523517EN9C/MX
Feb 14, 2025USII · Walk-around12OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Jan 8, 2025USI · Full20OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Oct 25, 2024AZI · Full9OOSHUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Oct 18, 2024AZI · Full11OOSHUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Oct 15, 2024AZII · Walk-around7OOSHUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Sep 6, 2024AZIII · Driver-only0HUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Sep 5, 2024AZI · Full8OOSHUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Aug 6, 2024AZI · Full4HUGO MANUEL SANCHEZ ACOSTA 2565235S8A3GN/AZ
Apr 30, 2024USI · Full22OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
Nov 30, 2023USI · Full6HUGO MANUEL SANCHEZ ACOSTA 256523516EM9C/MX
Jun 17, 2023USI · Full20OOSHUGO MANUEL SANCHEZ ACOSTA 256523516EN9C/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HUGO MANUEL SANCHEZ ACOSTA2565235Jun 17, 2023Dec 12, 202523SO
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.
S8A3GNAZHUGO MANUEL SANCHEZ ACOSTAAug 6, 2024Dec 12, 20258
16EN9CMXHUGO MANUEL SANCHEZ ACOSTAJun 17, 2023Nov 10, 202513
17EN9CMXHUGO MANUEL SANCHEZ ACOSTAFeb 17, 2025Feb 17, 20251
16EM9CMXHUGO MANUEL SANCHEZ ACOSTANov 30, 2023Nov 30, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026