Equipment unit · VIN-decoded · NHTSA vPIC

2022 Utility trailer manufacturer Utility Trailer Manufacturer

1UYFS2531N5561838 · Trailer · TRAILER
Carriers run under2
17 mo
Inspections6
all-time
OOS inspections0
of 6
First seenNov 15, 2024
NM
Last seenApr 28, 2026
AZ
Inspected under 2 different carriers in 17 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
1UYFS2531N5561838
Make
Utility trailer manufacturer
Model
Utility Trailer Manufacturer
Model year
2022
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.
02

Inspection history

Every roadside inspection of this VIN, newest first · Nov 15, 2024 – Apr 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 28, 2026AZII · Walk-around1—CORNERSTONE LOGISTICS TX LLC 2535949CZ8234/OK
Jan 1, 2026TXII · Walk-around2—CORNERSTONE LOGISTICS TX LLC 2535949CZ8234/OK
Sep 22, 2025CAI · Full1—CORNERSTONE LOGISTICS TX LLC 2535949CZ8234/OK
Aug 15, 2025COI · Full6—CORNERSTONE LOGISTICS TX LLC 2535949CZ8234/OK
Mar 26, 2025TNIII · Driver-only1—SK TRANSPORT LLC 4160329CZ8234/OK
Nov 15, 2024NMII · Walk-around1—SK TRANSPORT LLC 4160329CZ8234/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CORNERSTONE LOGISTICS TX LLC2535949Aug 15, 2025Apr 28, 20264TX
SK TRANSPORT LLC4160329Nov 15, 2024Mar 26, 20252TX
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.
CZ8234OK—CORNERSTONE LOGISTICS TX LLCAug 15, 2025 → Apr 28, 20264
CZ8234OK—SK TRANSPORT LLCNov 15, 2024 → Mar 26, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026