Equipment unit · VIN-decoded · NHTSA vPIC

2028 Heil Trailer International

5HTSP4224W9V83733 · Trailer · TRAILER
Carriers run under1
24 mo
Inspections3
all-time
OOS inspections0
of 3
First seenSep 26, 2023
NC
Last seenSep 23, 2025
SC
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTSP4224W9V83733
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2028
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 9, 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
5HT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SP422

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
V83733

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 · 15 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

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
2028

Observed directly for this VIN via NHTSA vPIC.

Observed make
HEIL TRAILER INTERNATIONAL

Observed directly for this VIN via NHTSA vPIC.

Observed model
Heil Trailer International

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

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 · Sep 26, 2023 – Sep 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 23, 2025SCIII · Driver-only0UNIFI MANUFACTURING INC 169967AY46858/NC
Jan 20, 2025NCIII · Driver-only0UNIFI MANUFACTURING INC 169967AY46858/NC
Sep 26, 2023NCIII · Driver-only0UNIFI MANUFACTURING INC 169967AY46858/NC
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNIFI MANUFACTURING INC169967Sep 26, 2023Sep 23, 20253NC
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.
AY46858NCUNIFI MANUFACTURING INCSep 26, 2023Sep 23, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026