0342880 OMC Gear | Genuine Used Part

🔧 Product Description

Genuine OMC Johnson Evinrude Starter Driven Gear - Part Number: 0342880

A genuine used OMC / BRP driven gear from the electric starter reduction assembly used on selected Johnson and Evinrude outboards.

The gear is commonly identified as a 35-tooth starter driven gear. It meshes with the starter drive gear and transfers rotation from the electric motor to the pinion assembly.

⚙️ Key Features

• Genuine used OMC / BRP starter gear
• Correct OEM part number 0342880
• Factory description: Gear, Driven
• Commonly listed as a 35-tooth gear
• Used in selected V4 and V6 starter assemblies

🚤 Compatibility

Commonly used on

• Johnson and Evinrude electric starter reduction assemblies

Typical catalogue fitment includes

• 75HP, 90HP, 100HP and 115HP engines
• 135HP, 150HP and 175HP engines
• Model-year range approximately 1997-2006
• Diagram examples include 1998 90HP, 1999 175HP and 2002 135HP engines
• Fitment Note: Verify tooth count, starter housing and shaft dimensions

🔌 Function

The driven gear reduces starter-motor speed and increases torque before transmitting rotation to the starter pinion and flywheel.

⚠️ Common Signs of Failure

• Gear teeth are worn or broken
• Starter grinds during engagement
• Starter motor spins without cranking
• Gear binds on the shaft
• Bushing wear allows misalignment
• Metal filings appear in the starter housing
• Pinion engagement becomes intermittent

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 0342880 current original driven-gear reference
• No direct supersession confirmed for the separate gear

OEM / Related Numbers

• 0342880
• 342880
• 0342881 related starter drive gear
• 0438068 and 5004575 related starter-pinion assemblies on selected engines
• Related starter shaft, bushings, armature and housing

Aftermarket / Verified Equivalents

• No verified aftermarket equivalent for the individual gear
• Complete replacement starter motors are available from ARCO, Sierra, API Marine, WAI and DB Electrical when matched to the engine model

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated