Equipment unit · VIN-decoded · NHTSA vPIC

1996 Heil Trailer International

5HTAM4521T7H59745 · Trailer · TRAILER
Carriers run under1
28 mo
Inspections7
all-time
OOS inspections0
of 7
First seenFeb 28, 2024
MD
Last seenJun 9, 2026
MD
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTAM4521T7H59745
Make
Heil Trailer International
Model
Heil Trailer International
Model year
1996
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
AM452

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1996 or 2026

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

North American serial sequence
H59745

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 · 118 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 118 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
1996

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 · Feb 28, 2024 – Jun 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 9, 2026MDII · Walk-around0BALTIMORE TANK LINES LLC 846662588411/ME
Dec 8, 2025MDII · Walk-around0BALTIMORE TANK LINES LLC 846662588411/ME
Sep 8, 2025MDI · Full0BALTIMORE TANK LINES LLC 846662588411/ME
Aug 4, 2025MDII · Walk-around0BALTIMORE TANK LINES LLC 846662588411/ME
Aug 12, 2024MDII · Walk-around2BALTIMORE TANK LINES LLC 846662588411/ME
Jul 10, 2024MDII · Walk-around1BALTIMORE TANK LINES LLC 846662588411/ME
Feb 28, 2024MDIII · Driver-only0BALTIMORE TANK LINES LLC 846662588411/ME
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BALTIMORE TANK LINES LLC84666Feb 28, 2024Jun 9, 20267MD
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.
2588411MEBALTIMORE TANK LINES LLCFeb 28, 2024Jun 9, 20267
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026