Equipment unit · VIN-decoded · NHTSA vPIC

1996 Heil Trailer International

5HTSN4225T7T03833 · Trailer · TRAILER
Carriers run under3
27 mo
Inspections7
all-time
OOS inspections5
of 7
First seenApr 4, 2024
TX
Last seenJul 2, 2026
TX
Inspected under 3 different carriers in 27 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
5HTSN4225T7T03833
Make
Heil Trailer International
Model
Heil Trailer International
Model year
1996
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
SN422

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
T03833

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 · 454 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 454 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
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 · Apr 4, 2024 – Jul 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 2, 2026TXII · Walk-around7OOSJ AZTECA EXPRESS DE MEXICO 3244271864882/WI
Jun 18, 2026TXII · Walk-around1OOSSCHWERMAN TRUCKING COMPANY 46595864882/WI
Jan 29, 2026TXII · Walk-around0SCHWERMAN TRUCKING COMPANY 46595864882/WI
Mar 3, 2025TXI · Full7OOSSCHWERMAN TRUCKING COMPANY 46595864882/WI
Sep 2, 2024USI · Full4OOSDELSA LOGISTICS MEXICO S DE RL DE CV 2561661599862/WI
May 2, 2024USI · Full2DELSA LOGISTICS MEXICO S DE RL DE CV 2561661599862/WI
Apr 4, 2024TXII · Walk-around2OOSDELSA LOGISTICS MEXICO S DE RL DE CV 2561661599862/WI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J AZTECA EXPRESS DE MEXICO3244271Jul 2, 2026Jul 2, 20261CH
SCHWERMAN TRUCKING COMPANY46595Mar 3, 2025Jun 18, 20263WI
DELSA LOGISTICS MEXICO S DE RL DE CV2561661Apr 4, 2024Sep 2, 20243CH
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.
864882WI2J AZTECA EXPRESS DE MEXICOJul 2, 2026Jul 2, 20261
864882WI2SCHWERMAN TRUCKING COMPANYMar 3, 2025Jun 18, 20263
599862WIDELSA LOGISTICS MEXICO S DE RL DE CVApr 4, 2024Sep 2, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026