93210-74775 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamaha Forward Bearing Carrier O-Ring - Part Number: 93210-74775

A genuine Yamaha lower-unit bearing-carrier O-ring for selected 25HP to 60HP outboards.

The O-ring seals the forward bearing or propeller-shaft carrier to the lower-unit housing. Two O-rings may be required on gearcases using a dual-seal carrier arrangement.

⚙️ Key Features

• Genuine Yamaha OEM bearing-carrier O-ring
• Correct current Yamaha part number 93210-74775
• Supersedes earlier O-ring 93210-74MG5
• Used on selected 25HP to 60HP lower units
• Aftermarket O-rings and complete seal kits available

🚤 Compatibility

Commonly used on

• Yamaha forward bearing-carrier assemblies
• Propeller-shaft oil-seal housing joints
• Lower units using dual carrier O-rings

Typically suits

• Engine models:
• Yamaha 25HP outboards
• Yamaha 30HP outboards
• Yamaha 40HP two-stroke and four-stroke
• Yamaha 50HP two-stroke and four-stroke
• Yamaha F50 four-stroke
• Yamaha T50 high-thrust
• Yamaha F60A four-stroke
• Yamaha F60 and T60 lower units using the matching bearing carrier
• F60A carrier assemblies requiring two 93210-74775 O-rings
• HP Range: Approximately 25HP - 60HP
• Engine Type: Yamaha two-stroke and four-stroke outboard
• Service Quantity: One or two O-rings depending on the bearing-carrier design.

🔌 Function

The O-ring seals the bearing carrier to the lower-unit casing, retaining gear oil and preventing water intrusion around the carrier.

⚠️ Common Signs of Failure

• Gear lubricant leaks from the carrier joint
• Milky lower-unit oil
• Gearcase fails pressure or vacuum testing
• O-ring is cut during carrier installation
• Carrier groove is corroded or contaminated

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 93210-74775 → Supersedes 93210-74MG5
• 93210-74MG5 earlier OEM bearing-carrier O-ring reference

OEM / Related Numbers

• 93210-74775
• 93210-74775-00
• 93210-74MG5
• 93210-74MG5-00
• 93101-22067 related propeller-shaft oil seal
• 93101-22M00 earlier related oil-seal reference
• 93210-69MG6 related carrier O-ring

Aftermarket / Verified Equivalents

• Sail Marine: 93210-74MG5 / 93210-74775 replacement
• Raptor Marine: 93210-74MG5 / 93210-74775 O-ring set
• GHmarine: lower-unit seal kit containing 93210-74775
• Aftermarket Yamaha 25HP to 60HP carrier O-ring

📦 Condition

• Genuine Yamaha part
• Brand new
• Supplied in original or equivalent packaging