Equipment unit · VIN-decoded · NHTSA vPIC

2021 Heil Trailer International

5HTSA4424M7110020 · Trailer · TRAILER
Carriers run under1
37 mo
Inspections17
all-time
OOS inspections1
of 17
First seenJun 13, 2023
CA
Last seenJul 13, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTSA4424M7110020
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2021
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
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1991 or 2021

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

North American serial sequence
110020

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
2021

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 13, 2023 – Jul 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 13, 2026CAI · Full2HR SERVICES LLC 243917216121PT/NV
Apr 23, 2026CAI · Full0HR SERVICES LLC 243917216121PT/NV
Apr 19, 2026CAII · Walk-around3HR SERVICES LLC 243917216121PT/NV
Mar 7, 2026CAII · Walk-around0HR SERVICES LLC 243917216121PT/NV
Dec 10, 2025CAI · Full1OOSHR SERVICES LLC 243917216121PT/NV
May 28, 2025CAII · Walk-around5HR SERVICES LLC 243917216121PT/NV
Apr 11, 2025CAI · Full0HR SERVICES LLC 243917216121PT/NV
Mar 25, 2025NVII · Walk-around2HR SERVICES LLC 243917216121PT/NV
Feb 4, 2025CAIII · Driver-only2HR SERVICES LLC 243917216121PT/NV
Oct 9, 2024CAI · Full0HR SERVICES LLC 243917216121PT/NV
Oct 8, 2024CAII · Walk-around0HR SERVICES LLC 243917216121PT/NV
Sep 19, 2024CAII · Walk-around0HR SERVICES LLC 243917216121PT/NV
Mar 18, 2024CAI · Full0HR SERVICES LLC 243917216121PT/NV
Dec 21, 2023NVII · Walk-around1HR SERVICES LLC 243917216121PT/NV
Nov 9, 2023CAI · Full0HR SERVICES LLC 243917216121PT/CA
Oct 28, 2023CAI · Full2HR SERVICES LLC 243917216121PT/NV
Jun 13, 2023CAII · Walk-around0HR SERVICES LLC 243917216121PT/NV
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HR SERVICES LLC2439172Jun 13, 2023Jul 13, 202617NV
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.
16121PTNV2HR SERVICES LLCJun 13, 2023Jul 13, 202616
16121PTCAHR SERVICES LLCNov 9, 2023Nov 9, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026