Equipment unit · VIN-decoded · NHTSA vPIC

2015 Heil Trailer International

5HTSN4227F7T94589 · Trailer · TRAILER
Carriers run under1
23 mo
Inspections4
all-time
OOS inspections0
of 4
First seenAug 29, 2023
LA
Last seenJul 18, 2025
AR
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTSN4227F7T94589
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2015
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
1985 or 2015

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

North American serial sequence
T94589

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
2015

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 · Aug 29, 2023 – Jul 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 18, 2025ARII · Walk-around1BIERDEN CONSTRUCTION COMPANY 940147J999420/LA
Jul 9, 2025TXII · Walk-around1BIERDEN CONSTRUCTION COMPANY 940147J999420/LA
Mar 15, 2024ARIII · Driver-only1BIERDEN CONSTRUCTION COMPANY 940147L787751/LA
Aug 29, 2023LAII · Walk-around1BIERDEN CONSTRUCTION COMPANY 940147L787751/LA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BIERDEN CONSTRUCTION COMPANY940147Aug 29, 2023Jul 18, 20254LA
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.
J999420LABIERDEN CONSTRUCTION COMPANYJul 9, 2025Jul 18, 20252
L787751LABIERDEN CONSTRUCTION COMPANYAug 29, 2023Mar 15, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 17, 2026