Equipment unit · VIN-decoded · NHTSA vPIC

4B9B6FR23KF154254

Not yet decoded
Carriers run under2
17 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMar 21, 2024
MO
Last seenAug 12, 2025
TX
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
4B9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
B6FR2

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
154254

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
BT TRAILERS LLC

Prefix basis · 10 decoded VINs at 100.0% prefix purity.

Model
BT Trailers LLC

Prefix basis · 10 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 · Mar 21, 2024 – Aug 12, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 12, 2025TXI · Full1KODIAK EXPRESS LLC 2859493152C548/TX
Mar 21, 2024MOIII · Driver-only5RUFFIN TRUCKING LLC 2353286152C548/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KODIAK EXPRESS LLC2859493Aug 12, 2025Aug 12, 20251TX
RUFFIN TRUCKING LLC2353286Mar 21, 2024Mar 21, 20241TX
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.
152C548TXKODIAK EXPRESS LLCAug 12, 2025Aug 12, 20251
152C548TXRUFFIN TRUCKING LLCMar 21, 2024Mar 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC