Equipment unit · VIN-decoded · NHTSA vPIC

2022 Heil Trailer International

5HTSA4422N7116741 · Trailer · TRAILER
Carriers run under1
35 mo
Inspections36
all-time
OOS inspections1
of 36
First seenJun 29, 2023
NM
Last seenMay 15, 2026
NM
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTSA4422N7116741
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
SA442

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1992 or 2022

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

North American serial sequence
116741

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 · 1,061 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 1,061 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
2022

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 29, 2023 – May 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 15, 2026NMII · Walk-around1FRONTIER TANK LINES INC 778718193B979/TX
Mar 22, 2026NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Feb 7, 2026NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Jan 14, 2026NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Jan 14, 2026NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Jan 1, 2026NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Oct 19, 2025NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Sep 26, 2025NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Sep 6, 2025NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Aug 28, 2025NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Aug 23, 2025NMII · Walk-around1OOSFRONTIER TANK LINES INC 778718193B979/TX
Aug 7, 2025NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Jul 28, 2025NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Jul 4, 2025NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Jun 11, 2025AZII · Walk-around1FRONTIER TANK LINES INC 778718193B979/TX
Jun 7, 2025NMII · Walk-around1FRONTIER TANK LINES INC 778718193B979/TX
Mar 2, 2025NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Mar 1, 2025NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Nov 18, 2024NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Nov 17, 2024NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Oct 19, 2024NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Oct 7, 2024NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Aug 12, 2024NMI · Full1FRONTIER TANK LINES INC 778718193B979/TX
Jul 4, 2024NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
May 9, 2024NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Feb 29, 2024NMI · Full1FRONTIER TANK LINES INC 778718193B979/TX
Feb 15, 2024NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Jan 16, 2024NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Dec 5, 2023NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Dec 5, 2023NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Oct 7, 2023NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Sep 8, 2023NMI · Full0FRONTIER TANK LINES INC 778718193B979/TX
Sep 1, 2023NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Aug 15, 2023NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Jul 7, 2023NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
Jun 29, 2023NMII · Walk-around0FRONTIER TANK LINES INC 778718193B979/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FRONTIER TANK LINES INC778718Jun 29, 2023May 15, 202636TX
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.
193B979TX2FRONTIER TANK LINES INCJun 29, 2023May 15, 202636
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026