Equipment unit · VIN-decoded · NHTSA vPIC

2015 Kenworth T8 Series

1XKDD40X6FJ437809 · Truck-Tractor · TRUCK
T800
Carriers run under2
28 mo
Inspections7
all-time
OOS inspections0
of 7
First seenJan 10, 2024
IN
Last seenMay 2, 2026
AR
Inspected under 2 different carriers in 28 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

VIN
1XKDD40X6FJ437809
Make
Kenworth
Model
T8 Series
Model year
2015
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
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
DD40X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
437809

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 · 734 decoded VINs at 92.0% prefix purity.

Model
T8 Series

Prefix basis · 734 decoded VINs at 92.0% prefix purity.

Model line
T800

Sourced label · prefix basis 734 decoded VINs at 92.0% 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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2015

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T8 Series

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jan 10, 2024 – May 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 2, 2026ARIII · Driver-only0FINE LINE TRANSPORT & RIGGING INC 3106316RB63668/MI
Feb 5, 2026MIII · Walk-around1FINE LINE TRANSPORT & RIGGING INC 3106316RB63668/MI
Aug 28, 2025MIIII · Driver-only0FINE LINE TRANSPORT & RIGGING INC 3106316TEMP/MI
Jan 6, 2025OKIII · Driver-only0G & G SPECIALIZED CARRIERS LLC 91818839572Z/WI
Mar 20, 2024MIIII · Driver-only0G & G SPECIALIZED CARRIERS LLC 91818839572Z/WI
Jan 24, 2024NMIII · Driver-only0G & G SPECIALIZED CARRIERS LLC 91818839572Z/WI
Jan 10, 2024INI · Full1G & G SPECIALIZED CARRIERS LLC 91818839572Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FINE LINE TRANSPORT & RIGGING INC3106316Aug 28, 2025May 2, 20263MI
G & G SPECIALIZED CARRIERS LLC918188Jan 10, 2024Jan 6, 20254WI
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.
RB63668MIFINE LINE TRANSPORT & RIGGING INCFeb 5, 2026May 2, 20262
TEMPMIFINE LINE TRANSPORT & RIGGING INCAug 28, 2025Aug 28, 20251
39572ZWIG & G SPECIALIZED CARRIERS LLCJan 10, 2024Jan 6, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026