Equipment unit · VIN-decoded · NHTSA vPIC

2022 Polar tank trailer Polar Tank Trailer

3H6KF4329N3113795 · Trailer · TRAILER

Carriers run under2

29 mo

Inspections3

all-time

OOS inspections0

of 3

First seenDec 11, 2023

Last seenMay 26, 2026

Inspected under 2 different carriers in 29 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: 3H6KF4329N3113795
Make: Polar tank trailer
Model: Polar Tank Trailer
Model year: 2022
Body class: Trailer
Vehicle type: TRAILER
GVWR: Not decoded
Decoded at: Aug 5, 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 · Dec 11, 2023 – May 26, 2026

Date	State	Level	Viol.	OOS	Carrier (DOT)	Plate
May 26, 2026	IL	III · Driver-only	0	—	D M OLSON TRUCKING LLC 3555779	799755ST/IL
Feb 20, 2024	MS	II · Walk-around	1	—	KAUFMAN TRANSPORTATION SERVICE INC 461904	799755ST/IL
Dec 11, 2023	TN	III · Driver-only	0	—	KAUFMAN TRANSPORTATION SERVICE INC 461904	799755ST/IL

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

Carrier	DOT	First seen	Last seen	Insp.	State
D M OLSON TRUCKING LLC	3555779	May 26, 2026	May 26, 2026	1	IL
KAUFMAN TRANSPORTATION SERVICE INC	461904	Dec 11, 2023	Feb 20, 2024	2	IL

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.
799755ST	IL	—	D M OLSON TRUCKING LLC	May 26, 2026 → May 26, 2026	1
799755ST	IL	—	KAUFMAN TRANSPORTATION SERVICE INC	Dec 11, 2023 → Feb 20, 2024	2

Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 5, 2026