Equipment unit · VIN-decoded · NHTSA vPIC

2021 Great dane trailers Great Dane Trailers

1GR1A0621MB304206 · Trailer · TRAILER
Carriers run under4
14 mo
Inspections5
all-time
OOS inspections1
of 5
First seenDec 29, 2023
AR
Last seenFeb 10, 2025
CA
Inspected under 4 different carriers in 14 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
1GR1A0621MB304206
Make
Great dane trailers
Model
Great Dane Trailers
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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 · Dec 29, 2023 – Feb 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 10, 2025CAI · Full4OOSYOSING TRUCKING INC 3337200C335200/ME
Aug 27, 2024NMIII · Driver-only1—ADA TRANSPORTATION INC 2059768C335200/ME
May 28, 2024GAIII · Driver-only1—SMART JM TRUCKING INC 4158282C335200/ME
May 8, 2024CAI · Full2—AMERICAN ALLIANCE LOGISTICS INC 2978755C335200/ME
Dec 29, 2023ARIII · Driver-only2—AMERICAN ALLIANCE LOGISTICS INC 29787554TC6430/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
YOSING TRUCKING INC3337200Feb 10, 2025Feb 10, 20251CA
ADA TRANSPORTATION INC2059768Aug 27, 2024Aug 27, 20241CA
SMART JM TRUCKING INC4158282May 28, 2024May 28, 20241IN
AMERICAN ALLIANCE LOGISTICS INC2978755Dec 29, 2023May 8, 20242CA
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.
C335200ME—YOSING TRUCKING INCFeb 10, 2025 → Feb 10, 20251
C335200ME—ADA TRANSPORTATION INCAug 27, 2024 → Aug 27, 20241
C335200ME—SMART JM TRUCKING INCMay 28, 2024 → May 28, 20241
C335200ME—AMERICAN ALLIANCE LOGISTICS INCMay 8, 2024 → May 8, 20241
4TC6430CA—AMERICAN ALLIANCE LOGISTICS INCDec 29, 2023 → Dec 29, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026