Equipment unit · VIN-decoded · NHTSA vPIC

3H4SS4220K3710884

Not yet decoded
Carriers run under2
17 mo
Inspections2
all-time
OOS inspections0
of 2
First seenFeb 14, 2025
OK
Last seenJul 31, 2026
CO
Inspected under 2 different carriers in 17 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
3H4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SS422

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1989 or 2019

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

North American serial sequence
710884

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 · 127 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 127 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 · Feb 14, 2025 – Jul 31, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 31, 2026COII · Walk-around0GORE ENERGY LLC 4536339BR7847/OK
Feb 14, 2025OKIII · Driver-only0MA TRUCKING LLC 3477336BR7847/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GORE ENERGY LLC4536339Jul 31, 2026Jul 31, 20261OK
MA TRUCKING LLC3477336Feb 14, 2025Feb 14, 20251OK
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.
BR7847OK2GORE ENERGY LLCJul 31, 2026Jul 31, 20261
BR7847OKMA TRUCKING LLCFeb 14, 2025Feb 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC