Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T680

1XKYD49X3MJ438451 · Truck-Tractor · TRUCK
Carriers run under3
33 mo
Inspections4
all-time
OOS inspections1
of 4
First seenAug 26, 2023
CA
Last seenMay 24, 2026
TX
Inspected under 3 different carriers in 33 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
1XKYD49X3MJ438451
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
Jul 10, 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 – May 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 24, 2026TXII · Walk-around3OOSCSY EXPRESS LLC 2794813R841598/TX
Oct 16, 2025UTIII · Driver-only0—KNIGHT REFRIGERATED LLC 12529052867783/IN
Apr 15, 2025KYII · Walk-around1—KNIGHT REFRIGERATED LLC 12529052867783/IN
Aug 26, 2023CAII · Walk-around0—KOLD TRANS LLC 25167612308283/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CSY EXPRESS LLC2794813May 24, 2026May 24, 20261TX
KNIGHT REFRIGERATED LLC1252905Apr 15, 2025Oct 16, 20252AZ
KOLD TRANS LLC2516761Aug 26, 2023Aug 26, 20231UT
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.
R841598TX—CSY EXPRESS LLCMay 24, 2026 → May 24, 20261
2867783IN—KNIGHT REFRIGERATED LLCApr 15, 2025 → Oct 16, 20252
2308283IN—KOLD TRANS LLCAug 26, 2023 → Aug 26, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026