Equipment unit · VIN-decoded · NHTSA vPIC

2012 Utility trailer manufacturer Utility Trailer Manufacturer

1UYVS2533CU321141 · Trailer · TRAILER
Carriers run under2
34 mo
Inspections7
all-time
OOS inspections2
of 7
First seenAug 22, 2023
NV
Last seenJun 8, 2026
IN
Inspected under 2 different carriers in 34 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
1UYVS2533CU321141
Make
Utility trailer manufacturer
Model
Utility Trailer Manufacturer
Model year
2012
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 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 · Aug 22, 2023 – Jun 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 8, 2026INIII · Driver-only2OOSHAMMER TRANSPORTATION LLC 5340615130575/ME
Jun 8, 2026INIII · Driver-only2OOSHAMMER TRANSPORTATION LLC 5340615130575/ME
May 6, 2025CAIII · Driver-only0—ALPINE TRANSPORT INC 18757875130575/ME
Apr 1, 2025CAIII · Driver-only0—ALPINE TRANSPORT INC 18757875130575/ME
Feb 19, 2025CAIII · Driver-only1—ALPINE TRANSPORT INC 18757875130575/ME
Mar 25, 2024CAIII · Driver-only0—ALPINE TRANSPORT INC 18757875130575/ME
Aug 22, 2023NVIII · Driver-only3—ALPINE TRANSPORT INC 18757875130575/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HAMMER TRANSPORTATION LLC534061Jun 8, 2026Jun 8, 20262MO
ALPINE TRANSPORT INC1875787Aug 22, 2023May 6, 20255CA
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.
5130575ME—HAMMER TRANSPORTATION LLCJun 8, 2026 → Jun 8, 20262
5130575ME—ALPINE TRANSPORT INCAug 22, 2023 → May 6, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026