Equipment unit · VIN-decoded · NHTSA vPIC

2004 Heil Trailer International

5HTSN422747T09957 · Trailer · TRAILER
Carriers run under3
20 mo
Inspections4
all-time
OOS inspections1
of 4
First seenOct 2, 2024
TX
Last seenJun 22, 2026
TX
Inspected under 3 different carriers in 20 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
5HTSN422747T09957
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2004
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 17, 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
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
2004 or 2034

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

North American serial sequence
T09957

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
2004

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 · Oct 2, 2024 – Jun 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 22, 2026TXII · Walk-around5DELSA LOGISTICS MEXICO S DE RL DE CV 2561661719329/WI
Mar 13, 2026TXII · Walk-around2SCHWERMAN TRUCKING COMPANY 46595719329/WI
Dec 15, 2025TXII · Walk-around1OOSSCHWERMAN TRUCKING COMPANY 46595719329/WI
Oct 2, 2024TXII · Walk-around2TRANSPORTES DEL MILLENIUM SA DE CV 974306719329/WI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DELSA LOGISTICS MEXICO S DE RL DE CV2561661Jun 22, 2026Jun 22, 20261CH
SCHWERMAN TRUCKING COMPANY46595Dec 15, 2025Mar 13, 20262WI
TRANSPORTES DEL MILLENIUM SA DE CV974306Oct 2, 2024Oct 2, 20241CH
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.
719329WI2DELSA LOGISTICS MEXICO S DE RL DE CVJun 22, 2026Jun 22, 20261
719329WISCHWERMAN TRUCKING COMPANYDec 15, 2025Mar 13, 20262
719329WITRANSPORTES DEL MILLENIUM SA DE CVOct 2, 2024Oct 2, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 17, 2026