Equipment unit · VIN-decoded · NHTSA vPIC

2014 Kenworth T6 Series

1XKADP9X7EJ399979 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJul 13, 2023
IL
Last seenAug 21, 2025
CO
Inspected under 2 different carriers in 25 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
1XKADP9X7EJ399979
Make
Kenworth
Model
T6 Series
Model year
2014
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 10, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 13, 2023 – Aug 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 21, 2025COI · Full8OOSC&K TRUCKING LLC 540864ECFC99/CO
Jan 8, 2025COIII · Driver-only0—JAX TRUCKING LLC 3361014DLK747/CO
Oct 28, 2024COII · Walk-around3—JAX TRUCKING LLC 3361014DLK747/CO
Jul 13, 2023ILIII · Driver-only0—JAX TRUCKING LLC 3361014DLK747/CO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
C&K TRUCKING LLC540864Aug 21, 2025Aug 21, 20251IL
JAX TRUCKING LLC3361014Jul 13, 2023Jan 8, 20253CO
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.
ECFC99CO1C&K TRUCKING LLCAug 21, 2025 → Aug 21, 20251
DLK747CO—JAX TRUCKING LLCJul 13, 2023 → Jan 8, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026