Equipment unit · VIN-decoded · NHTSA vPIC

5HTAM442487H73793

Not yet decoded
Carriers run under2
29 mo
Inspections2
all-time
OOS inspections0
of 2
First seenAug 31, 2023
MO
Last seenJan 22, 2026
IL
Inspected under 2 different carriers in 29 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
5HT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AM442

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
2008 or 2038

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

North American serial sequence
H73793

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
HEIL TRAILER INTERNATIONAL

Prefix basis · 176 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 176 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.

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 · Aug 31, 2023 – Jan 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 22, 2026ILI · Full0STEVEN VANOPDORP TRUCKING INC 306034948113ST/IL
Aug 31, 2023MOIII · Driver-only0JET TRANSPORT SERVICES INC 995067GE2047/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STEVEN VANOPDORP TRUCKING INC306034Jan 22, 2026Jan 22, 20261IL
JET TRANSPORT SERVICES INC995067Aug 31, 2023Aug 31, 20231IA
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.
948113STILSTEVEN VANOPDORP TRUCKING INCJan 22, 2026Jan 22, 20261
GE2047IAJET TRANSPORT SERVICES INCAug 31, 2023Aug 31, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC