Equipment unit · VIN-decoded · NHTSA vPIC

2020 Stoughton trailers Stoughton Trailers

1DW1A5328LSA31157 · Trailer · TRAILER
Carriers run under3
20 mo
Inspections3
all-time
OOS inspections0
of 3
First seenMar 18, 2024
CT
Last seenNov 6, 2025
PA
Inspected under 3 different carriers in 20 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
1DW1A5328LSA31157
Make
Stoughton trailers
Model
Stoughton Trailers
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 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 · Mar 18, 2024 – Nov 6, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 6, 2025PAIII · Driver-only3—SOZ TRUCKING INC 3741612765303/WI
Jul 3, 2025PAIII · Driver-only0—KAYZEN INC 3893324765303/WI
Mar 18, 2024CTIII · Driver-only3—E-Z TRUCK TRANSPORT LLC 3732888765303/WI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOZ TRUCKING INC3741612Nov 6, 2025Nov 6, 20251PA
KAYZEN INC3893324Jul 3, 2025Jul 3, 20251OH
E-Z TRUCK TRANSPORT LLC3732888Mar 18, 2024Mar 18, 20241RI
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.
765303WI—SOZ TRUCKING INCNov 6, 2025 → Nov 6, 20251
765303WI—KAYZEN INCJul 3, 2025 → Jul 3, 20251
765303WI—E-Z TRUCK TRANSPORT LLCMar 18, 2024 → Mar 18, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026