Equipment unit · VIN-decoded · NHTSA vPIC

2017 Heil Trailer International

5HTAM252XH7600599 · Trailer · TRAILER
Carriers run under1
33 mo
Inspections9
all-time
OOS inspections0
of 9
First seenJul 12, 2023
CA
Last seenApr 21, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTAM252XH7600599
Make
Heil Trailer International
Model
Not decoded
Model year
2017
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
AM252

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1987 or 2017

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

North American serial sequence
600599

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 · 45 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 45 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
2017

Observed directly for this VIN via NHTSA vPIC.

Observed make
HEIL TRAILER INTERNATIONAL

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

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 12, 2023 – Apr 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 21, 2026CAI · Full0ALLIANCE TANK LINES INC 16608934RA3877/CA
Nov 17, 2025CAI · Full0ALLIANCE TANK LINES INC 16608934RA3877/CA
Jul 13, 2025CAII · Walk-around1ALLIANCE TANK LINES INC 16608934RA3877/CA
Jun 25, 2025CAI · Full0ALLIANCE TANK LINES INC 16608934RA3877/CA
Jun 16, 2025CAI · Full1ALLIANCE TANK LINES INC 16608934RA3877/CA
Oct 25, 2024CAI · Full0ALLIANCE TANK LINES INC 16608934RA3877/CA
Apr 26, 2024CAI · Full2ALLIANCE TANK LINES INC 16608934RA3877/CA
Nov 18, 2023CAIII · Driver-only3ALLIANCE TANK LINES INC 16608934RA3877/CA
Jul 12, 2023CAI · Full3ALLIANCE TANK LINES INC 16608934RA38787/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALLIANCE TANK LINES INC1660893Jul 12, 2023Apr 21, 20269CA
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.
4RA3877CAALLIANCE TANK LINES INCNov 18, 2023Apr 21, 20268
4RA38787CAALLIANCE TANK LINES INCJul 12, 2023Jul 12, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026