Equipment unit · VIN-decoded · NHTSA vPIC

1XKAD49X7FJ437369

Not yet decoded
T600
Carriers run under2
18 mo
Inspections2
all-time
OOS inspections0
of 2
First seenOct 25, 2024
CA
Last seenApr 29, 2026
CA
Inspected under 2 different carriers in 18 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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AD49X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1985 or 2015

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

North American serial sequence
437369

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
KENWORTH

Prefix basis · 5,142 decoded VINs at 90.1% prefix purity.

Model
T6 Series

Prefix basis · 5,142 decoded VINs at 90.1% prefix purity.

Model line
T600

Sourced label · prefix basis 5,142 decoded VINs at 90.1% prefix purity.

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 25, 2024 – Apr 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2026CAV · Vehicle-only0SPEEDY DUMPS 3715056NO PLATE/CA
Oct 25, 2024CAI · Full6HELTON TRUCKING INC 2185332YP17783/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SPEEDY DUMPS3715056Apr 29, 2026Apr 29, 20261CA
HELTON TRUCKING INC2185332Oct 25, 2024Oct 25, 20241CA
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.
NO PLATECASPEEDY DUMPSApr 29, 2026Apr 29, 20261
YP17783CAHELTON TRUCKING INCOct 25, 2024Oct 25, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC