Equipment unit · VIN-decoded · NHTSA vPIC

2006 Heil Trailer International

5HTDL452X65H21656 · Trailer · TRAILER
Carriers run under1
27 mo
Inspections8
all-time
OOS inspections2
of 8
First seenJun 12, 2023
GA
Last seenSep 9, 2025
NC
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTDL452X65H21656
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
DL452

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2006 or 2036

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

North American serial sequence
H21656

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 · 134 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 134 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
2006

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 · Jun 12, 2023 – Sep 9, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 9, 2025NCII · Walk-around1TRECORA HYDROCARBONS LLC 368845141B857/TX
May 22, 2025LAII · Walk-around0TRECORA HYDROCARBONS LLC 368845W16092/TX
Feb 17, 2025LAII · Walk-around3OOSTRECORA HYDROCARBONS LLC 368845W16092/TX
Dec 5, 2024TXI · Full0TRECORA HYDROCARBONS LLC 368845W16092/TX
Jun 13, 2024VAI · Full3TRECORA HYDROCARBONS LLC 368845W16092/TX
Apr 26, 2024TXII · Walk-around1TRECORA HYDROCARBONS LLC 368845W16092/TX
Jun 26, 2023UTI · Full3OOSTRECORA HYDROCARBONS LLC 368845W106092/TX
Jun 12, 2023GAII · Walk-around1TRECORA HYDROCARBONS LLC 368845W16092/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRECORA HYDROCARBONS LLC368845Jun 12, 2023Sep 9, 20258TX
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.
141B857TXTRECORA HYDROCARBONS LLCSep 9, 2025Sep 9, 20251
W16092TXTRECORA HYDROCARBONS LLCJun 12, 2023May 22, 20256
W106092TXTRECORA HYDROCARBONS LLCJun 26, 2023Jun 26, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026