Equipment unit · VIN-decoded · NHTSA vPIC

2003 Kenworth T600

1XKADB9X63J708146 · Truck-Tractor · TRUCK
Carriers run under3
31 mo
Inspections11
all-time
OOS inspections3
of 11
First seenJun 29, 2023
TX
Last seenJan 6, 2026
TX
Inspected under 3 different carriers in 31 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
1XKADB9X63J708146
Make
Kenworth
Model
T600
Model year
2003
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 17, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 29, 2023 – Jan 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 6, 2026TXII · Walk-around4—4D CARRIERS LLC 4257262R760067/TX
Dec 15, 2025ARIII · Driver-only0—4D CARRIERS LLC 4257262R760067/TX
May 29, 2025ILII · Walk-around0—4D CARRIERS LLC 4257262R760067/TX
Apr 17, 2025TXII · Walk-around6OOS4D CARRIERS LLC 4257262R760067/TX
Feb 23, 2025ILIII · Driver-only0—4D CARRIERS LLC 4257262R760067/TX
Sep 5, 2024ILIII · Driver-only2OOSABEL CONCHAS 1569460R727583/TX
Aug 3, 2024TXIII · Driver-only1—ABEL CONCHAS 1569460R727583/TX
Apr 17, 2024IAII · Walk-around5OOSABEL CONCHAS 1569460R727583/TX
Nov 6, 2023TXII · Walk-around3—GTZTX LLC 2435996R344665/TX
Aug 10, 2023ILIII · Driver-only0—GTZTX LLC 2435996R344665/TX
Jun 29, 2023TXIII · Driver-only0—GTZTX LLC 2435996R344665/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
4D CARRIERS LLC4257262Feb 23, 2025Jan 6, 20265TX
ABEL CONCHAS1569460Apr 17, 2024Sep 5, 20243TX
GTZTX LLC2435996Jun 29, 2023Nov 6, 20233TX
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.
R760067TX—4D CARRIERS LLCFeb 23, 2025 → Jan 6, 20265
R727583TX—ABEL CONCHASApr 17, 2024 → Sep 5, 20243
R344665TX—GTZTX LLCJun 29, 2023 → Nov 6, 20233
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026
2003 Kenworth T600 — VIN 1XKADB9X63J708146