Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T680

1XKYDP9X3MJ436779 · Truck-Tractor · TRUCK
Carriers run under3
26 mo
Inspections3
all-time
OOS inspections2
of 3
First seen08/03/2023
AL
Last seen10/01/2025
PA
Inspected under 3 different carriers in 26 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
1XKYDP9X3MJ436779
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
07/27/2026
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 · 08/03/2023 – 10/01/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
10/01/2025PAI · Full14OOSROLO GROUP LLC 43948600916F5/MD
01/24/2025OKII · Walk-around1OOSCOLDIRON SPECIALIZED DRIVEAWAY INC 603605K65714/OK
08/03/2023ALIII · Driver-only0—MILLIS TRANSFER LLC 4674919096Z/WI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROLO GROUP LLC439486010/01/202510/01/20251MD
COLDIRON SPECIALIZED DRIVEAWAY INC60360501/24/202501/24/20251OK
MILLIS TRANSFER LLC4674908/03/202308/03/20231WI
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.
0916F5MD—ROLO GROUP LLC10/01/2025 → 10/01/20251
K65714OK—COLDIRON SPECIALIZED DRIVEAWAY INC01/24/2025 → 01/24/20251
19096ZWI—MILLIS TRANSFER LLC08/03/2023 → 08/03/20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/27/2026
2021 Kenworth T680 — VIN 1XKYDP9X3MJ436779