Equipment unit · VIN-decoded · NHTSA vPIC

1TKP042217B051177

Not yet decoded
Carriers run under2
8 mo
Inspections3
all-time
OOS inspections1
of 3
First seenFeb 23, 2026
TX
Last seenOct 8, 2026
TX
Inspected under 2 different carriers in 8 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
1TK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
P0422

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
051177

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
TRAIL KING INDUSTRIES

Prefix basis · 204 decoded VINs at 100.0% prefix purity.

Model
TRAIL KING INDUSTRIES

Prefix basis · 204 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 23, 2026 – Oct 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 8, 2026TXII · Walk-around1—F4 LOGISTICS LLC 4155277126C421/TX
Oct 8, 2026TXII · Walk-around1—F4 LOGISTICS LLC 4155277126C421/TX
Feb 23, 2026TXI · Full11OOSTEX SAND TRANSPORT LLC 3020065126C421/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
F4 LOGISTICS LLC4155277Oct 8, 2026Oct 8, 20262TX
TEX SAND TRANSPORT LLC3020065Feb 23, 2026Feb 23, 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.
126C421TX2F4 LOGISTICS LLCOct 8, 2026 → Oct 8, 20262
126C421TX—TEX SAND TRANSPORT LLCFeb 23, 2026 → Feb 23, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC