Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T880

1XKZP4EX1MJ448588 · Truck-Tractor · TRUCK

Carriers run under2

23 mo

Inspections3

all-time

OOS inspections0

of 3

First seen09/20/2023

Last seen08/07/2025

Inspected under 2 different carriers in 23 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.

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN: 1XKZP4EX1MJ448588
Make: Kenworth
Model: T880
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: 07/28/2026

vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.

Inspection history

Every roadside inspection of this VIN, newest first · 09/20/2023 – 08/07/2025

Date	State	Level	Viol.	OOS	Carrier (DOT)	Plate
08/07/2025	SD	IV · Special	3	—	DON NELSON 779507	40J955/SD
03/19/2025	SD	IV · Special	2	—	TODD AND JILL SWENSON 779527	4DJ955/SD
09/20/2023	SD	III · Driver-only	0	—	TODD AND JILL SWENSON 779527	4DJ955/SD

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

Carrier	DOT	First seen	Last seen	Insp.	State
DON NELSON	779507	08/07/2025	08/07/2025	1	NE
TODD AND JILL SWENSON	779527	09/20/2023	03/19/2025	2	SD

Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.

Plate & unit-number history

The same truck under different plate registrations across carriers

Plate	State / prov.	Unit no.	Carrier	Date range	Insp.
40J955	SD	—	DON NELSON	08/07/2025 → 08/07/2025	1
4DJ955	SD	—	TODD AND JILL SWENSON	09/20/2023 → 03/19/2025	2

Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/28/2026