Equipment unit · VIN-decoded · NHTSA vPIC

54DK6S161LSG00412

Not yet decoded
Carriers run under2
30 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJul 9, 2023
CA
Last seenJan 29, 2026
CA
Inspected under 2 different carriers in 30 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
54D

Deterministic · VIN positions 1–3.

Vehicle descriptor section
K6S16

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1990 or 2020

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

North American serial sequence
G00412

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
ISUZU

Prefix basis · 470 decoded VINs at 100.0% prefix purity.

Model
FTR

Prefix basis · 470 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 9, 2023 – Jan 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 29, 2026CAIII · Driver-only0CONSTANTIN CELAC 277314433837H3/CA
Jul 9, 2023CAII · Walk-around5BEST FIT MOVERS 305148133837H3/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CONSTANTIN CELAC2773144Jan 29, 2026Jan 29, 20261CA
BEST FIT MOVERS3051481Jul 9, 2023Jul 9, 20231CA
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.
33837H3CACONSTANTIN CELACJan 29, 2026Jan 29, 20261
33837H3CABEST FIT MOVERSJul 9, 2023Jul 9, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC