Equipment unit · VIN-decoded · NHTSA vPIC

2015 Heil Trailer International

5HTSN4223F7T93729 · Trailer · TRAILER
Carriers run under3
7 mo
Inspections3
all-time
OOS inspections2
of 3
First seenAug 18, 2023
NM
Last seenMar 22, 2024
TX
Inspected under 3 different carriers in 7 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
5HTSN4223F7T93729
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2015
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
SN422

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
T93729

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 18, 2023 – Mar 22, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 22, 2024TXII · Walk-around6TROY ANDERSON TRUCKING LLC 703490088B569/TX
Nov 26, 2023TXII · Walk-around5OOSENTERPRISE EXPRESS SERVICES LLC 3109774088B569/TX
Aug 18, 2023NMII · Walk-around3OOSWTS GROUP LLC 2990765088B569/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TROY ANDERSON TRUCKING LLC703490Mar 22, 2024Mar 22, 20241ND
ENTERPRISE EXPRESS SERVICES LLC3109774Nov 26, 2023Nov 26, 20231TX
WTS GROUP LLC2990765Aug 18, 2023Aug 18, 20231TX
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.
088B569TXTROY ANDERSON TRUCKING LLCMar 22, 2024Mar 22, 20241
088B569TXENTERPRISE EXPRESS SERVICES LLCNov 26, 2023Nov 26, 20231
088B569TXWTS GROUP LLCAug 18, 2023Aug 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026