Equipment unit · VIN-decoded · NHTSA vPIC

2018 Proterra Transit Bus

1M9TH16J8JL816379 · Bus · BUS
Carriers run under2
18 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJul 2, 2024
CA
Last seenJan 21, 2026
CA
Inspected under 2 different carriers in 18 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
1M9TH16J8JL816379
Make
Proterra
Model
Transit Bus
Model year
2018
Body class
Bus
Vehicle type
BUS
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 25, 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 · Jul 2, 2024 – Jan 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 21, 2026CAV · Vehicle-only0—ACE PARKING MANAGEMENT INC 26561201552971/CA
Nov 14, 2024CAV · Vehicle-only0—TRANSDEV SERVICES INC 5051661552971/CA
Jul 2, 2024CAV · Vehicle-only0—TRANSDEV SERVICES INC 5051661552971/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ACE PARKING MANAGEMENT INC2656120Jan 21, 2026Jan 21, 20261CA
TRANSDEV SERVICES INC505166Jul 2, 2024Nov 14, 20242IL
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.
1552971CA—ACE PARKING MANAGEMENT INCJan 21, 2026 → Jan 21, 20261
1552971CA—TRANSDEV SERVICES INCJul 2, 2024 → Nov 14, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 25, 2026