Equipment unit · VIN-decoded · NHTSA vPIC

2007 Heil Trailer International

5HTAB442677H71659 · Trailer · TRAILER
Carriers run under1
23 mo
Inspections6
all-time
OOS inspections2
of 6
First seenMar 4, 2024
MD
Last seenFeb 24, 2026
MD
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTAB442677H71659
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2007
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 25, 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
2007 or 2037

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

North American serial sequence
H71659

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
2007

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 · Mar 4, 2024 – Feb 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 24, 2026MDII · Walk-around1QUEST TRANSPORT LLC 14259062365888/ME
Dec 15, 2025MDII · Walk-around0QUEST TRANSPORT LLC 14259062365888/ME
Aug 4, 2025VAIII · Driver-only0QUEST TRANSPORT LLC 14259062367160/ME
Sep 10, 2024MDII · Walk-around0QUEST TRANSPORT LLC 14259062367160/ME
Jun 20, 2024DEI · Full3OOSQUEST TRANSPORT LLC 14259062367160/ME
Mar 4, 2024MDII · Walk-around2OOSQUEST TRANSPORT LLC 14259062367160/ME
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
QUEST TRANSPORT LLC1425906Mar 4, 2024Feb 24, 20266MD
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.
2365888MEQUEST TRANSPORT LLCDec 15, 2025Feb 24, 20262
2367160MEQUEST TRANSPORT LLCMar 4, 2024Aug 4, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026