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

🔄 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

🚤 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

📦 Condition

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging