Equipment unit · VIN-decoded · NHTSA vPIC

5HTSN4221G7A98990

Not yet decoded
Carriers run under2
25 mo
Inspections2
all-time
OOS inspections1
of 2
First seenDec 6, 2023
NM
Last seenJan 8, 2026
LA
Inspected under 2 different carriers in 25 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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1986 or 2016

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

North American serial sequence
A98990

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 · Dec 6, 2023 – Jan 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 8, 2026LAIII · Driver-only1ANVIL ENERGY SERVICES LLC 4408338240C748/TX
Dec 6, 2023NMII · Walk-around1OOSRGP TRUCKING INC 3423332240C748/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ANVIL ENERGY SERVICES LLC4408338Jan 8, 2026Jan 8, 20261TX
RGP TRUCKING INC3423332Dec 6, 2023Dec 6, 20231TX
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.
240C748TXANVIL ENERGY SERVICES LLCJan 8, 2026Jan 8, 20261
240C748TXRGP TRUCKING INCDec 6, 2023Dec 6, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC