Equipment unit · VIN-decoded · NHTSA vPIC

1998 Heil Trailer International

5HTAB4426W7H62359 · Trailer · TRAILER
Carriers run under1
31 mo
Inspections8
all-time
OOS inspections1
of 8
First seenOct 19, 2023
NM
Last seenMay 17, 2026
AZ
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTAB4426W7H62359
Make
Heil Trailer International
Model
Heil Trailer International
Model year
1998
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 20, 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
AB442

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1998 or 2028

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

North American serial sequence
H62359

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 · 605 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 605 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
1998

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 · Oct 19, 2023 – May 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 17, 2026AZII · Walk-around1OOSUNITED PETROLEUM TRANSPORTS INC 185040DX3305/OK
Dec 12, 2025NMII · Walk-around0UNITED PETROLEUM TRANSPORTS INC 185040DX3305/OK
Dec 10, 2025TXII · Walk-around1UNITED PETROLEUM TRANSPORTS INC 1850407294JD/OK
Nov 5, 2025NMII · Walk-around0UNITED PETROLEUM TRANSPORTS INC 185040DX3305/OK
Oct 30, 2025NMIII · Driver-only1UNITED PETROLEUM TRANSPORTS INC 185040DX3305/OK
Apr 9, 2024AZI · Full6UNITED PETROLEUM TRANSPORTS INC 1850407294JDE/OK
Mar 13, 2024NMII · Walk-around0UNITED PETROLEUM TRANSPORTS INC 1850407294JD/OK
Oct 19, 2023NMI · Full0UNITED PETROLEUM TRANSPORTS INC 1850407294JD/OK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNITED PETROLEUM TRANSPORTS INC185040Oct 19, 2023May 17, 20268OK
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.
DX3305OKUNITED PETROLEUM TRANSPORTS INCOct 30, 2025May 17, 20264
7294JDOKUNITED PETROLEUM TRANSPORTS INCOct 19, 2023Dec 10, 20253
7294JDEOKUNITED PETROLEUM TRANSPORTS INCApr 9, 2024Apr 9, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026