Equipment unit · VIN-decoded · NHTSA vPIC

1999 International F-8100

1HTHCAHR7XH683400 · Truck · INCOMPLETE VEHICLE
Carriers run under2
25 mo
Inspections3
all-time
OOS inspections2
of 3
First seenMar 19, 2024
NC
Last seenApr 24, 2026
MD
Inspected under 2 different carriers in 25 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
1HTHCAHR7XH683400
Make
International
Model
F-8100
Model year
1999
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 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
1HT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
HCAHR

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1999 or 2029

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

North American serial sequence
683400

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 · 15 decoded VINs at 100.0% prefix purity.

Model
F-8100

Prefix basis · 15 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
1999

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

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 · Mar 19, 2024 – Apr 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 24, 2026MDII · Walk-around3OOSTILGHMAN ISLAND SEAFOOD LLC 4467070446E81/MD
Nov 18, 2025MDII · Walk-around3OOSMADISON BAY SEAFOOD LLC 3894187446E81/MD
Mar 19, 2024NCIII · Driver-only1MADISON BAY SEAFOOD LLC 3894187446E81/MD
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TILGHMAN ISLAND SEAFOOD LLC4467070Apr 24, 2026Apr 24, 20261MD
MADISON BAY SEAFOOD LLC3894187Mar 19, 2024Nov 18, 20252MD
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.
446E81MDTILGHMAN ISLAND SEAFOOD LLCApr 24, 2026Apr 24, 20261
446E81MDMADISON BAY SEAFOOD LLCMar 19, 2024Nov 18, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 21, 2026