Equipment unit · VIN-decoded · NHTSA vPIC

2016 Utility trailer manufacturer Utility Trailer Manufacturer

1UYVS2533GU412142 · Trailer · TRAILER

Carriers run under2

13 mo

Inspections6

all-time

OOS inspections0

of 6

First seenJul 30, 2024

Last seenAug 25, 2025

Inspected under 2 different carriers in 13 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: 1UYVS2533GU412142
Make: Utility trailer manufacturer
Model: Utility Trailer Manufacturer
Model year: 2016
Body class: Trailer
Vehicle type: TRAILER
GVWR: Not decoded
Decoded at: Jun 23, 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 · Jul 30, 2024 – Aug 25, 2025

Date	State	Level	Viol.	OOS	Carrier (DOT)	Plate
Aug 25, 2025	MO	II · Walk-around	8	—	WILLIAM FREIGHT SERVICES INC 4328778	4UE9304/CA
Jul 8, 2025	OK	III · Driver-only	0	—	OPEN SKY TRANSPORT INC 3701087	4UE9304/CA
May 27, 2025	OH	III · Driver-only	1	—	WILLIAM FREIGHT SERVICES INC 4328778	4UE9304/CA
Mar 27, 2025	TN	III · Driver-only	1	—	OPEN SKY TRANSPORT INC 3701087	4UE9304/CA
Feb 13, 2025	CA	V · Vehicle-only	2	—	OPEN SKY TRANSPORT INC 3701087	4UE9304/CA
Jul 30, 2024	IL	III · Driver-only	0	—	OPEN SKY TRANSPORT INC 3701087	4UE9304/CA

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

Carrier	DOT	First seen	Last seen	Insp.	State
WILLIAM FREIGHT SERVICES INC	4328778	May 27, 2025	Aug 25, 2025	2	CA
OPEN SKY TRANSPORT INC	3701087	Jul 30, 2024	Jul 8, 2025	4	CA

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.
4UE9304	CA	—	WILLIAM FREIGHT SERVICES INC	May 27, 2025 → Aug 25, 2025	2
4UE9304	CA	—	OPEN SKY TRANSPORT INC	Jul 30, 2024 → Jul 8, 2025	4

Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026