Equipment unit · VIN-decoded · NHTSA vPIC

2018 Utility trailer manufacturer Utility Trailer Manufacturer

1UYVS2537J7306301 · Trailer · TRAILER
Carriers run under2
24 mo
Inspections9
all-time
OOS inspections0
of 9
First seenApr 25, 2024
NM
Last seenApr 17, 2026
MT
Inspected under 2 different carriers in 24 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
1UYVS2537J7306301
Make
Utility trailer manufacturer
Model
Utility Trailer Manufacturer
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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 · Apr 25, 2024 – Apr 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 17, 2026MTII · Walk-around0—CALMAR TRANSPORT INC 31277986CW456/AB
Dec 8, 2025MTIII · Driver-only0—CALMAR TRANSPORT INC 31277986CW456/AB
Oct 27, 2025CAII · Walk-around1—ROCKWOOD TRANSPORT LTD 40394296CW456/AB
Aug 27, 2025WYII · Walk-around0—CALMAR TRANSPORT INC 31277986CW456/AB
Aug 20, 2025MTII · Walk-around0—CALMAR TRANSPORT INC 31277986CW456/AB
May 29, 2025TXII · Walk-around0—CALMAR TRANSPORT INC 31277986CW456/AB
May 27, 2025NMIII · Driver-only0—CALMAR TRANSPORT INC 31277986CW456/AB
Jan 24, 2025MTIII · Driver-only0—CALMAR TRANSPORT INC 31277986CW456/AB
Apr 25, 2024NMI · Full2—CALMAR TRANSPORT INC 31277986CW456/AB
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CALMAR TRANSPORT INC3127798Apr 25, 2024Apr 17, 20268AB
ROCKWOOD TRANSPORT LTD4039429Oct 27, 2025Oct 27, 20251BC
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.
6CW456AB—CALMAR TRANSPORT INCApr 25, 2024 → Apr 17, 20268
6CW456AB—ROCKWOOD TRANSPORT LTDOct 27, 2025 → Oct 27, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026