Equipment unit · VIN-decoded · NHTSA vPIC

2023 Heil Trailer International

5HTSA4428P7118822 · Trailer · TRAILER
Carriers run under1
28 mo
Inspections18
all-time
OOS inspections0
of 18
First seenJul 26, 2023
CA
Last seenNov 25, 2025
NV
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTSA4428P7118822
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2023
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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1993 or 2023

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

North American serial sequence
118822

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
2023

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 · Jul 26, 2023 – Nov 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 25, 2025NVII · Walk-around1MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Nov 25, 2025CAI · Full0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Aug 30, 2025CAII · Walk-around0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Aug 14, 2025CAII · Walk-around1MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Jun 13, 2025CAII · Walk-around1MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Jun 10, 2025CAI · Full0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Feb 22, 2025CAII · Walk-around0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Jan 31, 2025CAII · Walk-around0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Oct 23, 2024CAI · Full0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Oct 16, 2024CAII · Walk-around0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
May 16, 2024NVII · Walk-around0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Mar 18, 2024CAII · Walk-around0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Jan 31, 2024CAI · Full0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Jan 28, 2024CAIII · Driver-only0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Dec 22, 2023CAIII · Driver-only0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Dec 19, 2023CAII · Walk-around0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Dec 16, 2023CAIII · Driver-only0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
Jul 26, 2023CAIII · Driver-only0MOUNTAIN VALLEY PETROLEUM INC 7834944UL5887/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MOUNTAIN VALLEY PETROLEUM INC783494Jul 26, 2023Nov 25, 202518CA
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.
4UL5887CAMOUNTAIN VALLEY PETROLEUM INCJul 26, 2023Nov 25, 202518
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026