Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T680

1XKYD49X1MJ456317 · Truck-Tractor · TRUCK
Carriers run under2
28 mo
Inspections5
all-time
OOS inspections3
of 5
First seenAug 26, 2023
UT
Last seenDec 5, 2025
US
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
1XKYD49X1MJ456317
Make
Kenworth
Model
T680
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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 · Aug 26, 2023 – Dec 5, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 5, 2025USI · Full4OOSTDF CARRIERS INC 4060848R825693/TX
Mar 3, 2025TXII · Walk-around3—PREMIER 1 TRUCKING LLC 3187957R518483/TX
Feb 4, 2025TXII · Walk-around2OOSPREMIER 1 TRUCKING LLC 3187957R518483/TX
Mar 14, 2024TXII · Walk-around0—PREMIER 1 TRUCKING LLC 3187957R518483/TX
Aug 26, 2023UTI · Full2OOSPREMIER 1 TRUCKING LLC 3187957R518483/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TDF CARRIERS INC4060848Dec 5, 2025Dec 5, 20251TX
PREMIER 1 TRUCKING LLC3187957Aug 26, 2023Mar 3, 20254TX
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.
R825693TX—TDF CARRIERS INCDec 5, 2025 → Dec 5, 20251
R518483TX—PREMIER 1 TRUCKING LLCAug 26, 2023 → Mar 3, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026