Equipment unit · VIN-decoded · NHTSA vPIC

2007 Heil Trailer International

5HTSN422777T12894 · Trailer · TRAILER
Carriers run under2
21 mo
Inspections4
all-time
OOS inspections2
of 4
First seenJun 10, 2024
KS
Last seenMar 31, 2026
IL
Inspected under 2 different carriers in 21 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5HTSN422777T12894
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2007
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 17, 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
SN422

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
T12894

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 · 454 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 454 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 · Jun 10, 2024 – Mar 31, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 31, 2026ILII · Walk-around1OOSDAHM TRUCKING INC 2262021002999ST/IL
Oct 17, 2024MOII · Walk-around0ROCK SOLID STABILIZATION & RECLAMATION INC 1633451526586ST/IL
Sep 17, 2024MOI · Full3OOSROCK SOLID STABILIZATION & RECLAMATION INC 1633451526586ST/IL
Jun 10, 2024KSIII · Driver-only0ROCK SOLID STABILIZATION & RECLAMATION INC 1633451526568ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DAHM TRUCKING INC226202Mar 31, 2026Mar 31, 20261IL
ROCK SOLID STABILIZATION & RECLAMATION INC1633451Jun 10, 2024Oct 17, 20243WI
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.
1002999STILDAHM TRUCKING INCMar 31, 2026Mar 31, 20261
526586STILROCK SOLID STABILIZATION & RECLAMATION INCSep 17, 2024Oct 17, 20242
526568STILROCK SOLID STABILIZATION & RECLAMATION INCJun 10, 2024Jun 10, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 17, 2026