Equipment unit · VIN-decoded · NHTSA vPIC

5HTSN4220B7T13815

Not yet decoded
Carriers run under2
3 mo
Inspections3
all-time
OOS inspections2
of 3
First seenJul 25, 2026
TX
Last seenOct 13, 2026
TX
Inspected under 2 different carriers in 3 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1981 or 2011

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

North American serial sequence
T13815

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.

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 25, 2026 – Oct 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 13, 2026TXII · Walk-around1OOSDETMAR TRANSPORT LLC 3638442173B897/TX
Sep 17, 2026TXII · Walk-around3—DETMAR TRANSPORT LLC 3638442173B897/TX
Jul 25, 2026TXII · Walk-around7OOSJOHN ANTHONY JOHNSON 2828796173B897/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DETMAR TRANSPORT LLC3638442Sep 17, 2026Oct 13, 20262TX
JOHN ANTHONY JOHNSON2828796Jul 25, 2026Jul 25, 20261TX
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.
173B897TX2DETMAR TRANSPORT LLCSep 17, 2026 → Oct 13, 20262
173B897TX2JOHN ANTHONY JOHNSONJul 25, 2026 → Jul 25, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC