93210-58677 93210-58144 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamaha Shift Shaft Plate and Housing O-Ring - Part Number: 93210-58677

A genuine Yamaha lower-unit O-ring used around the shift-shaft plate, shift-rod housing or upper gearcase selector-shaft carrier.

The O-ring seals the housing around the shift shaft, preventing gear lubricant from escaping and stopping water from entering the lower unit through the shift mechanism.

⚙️ Key Features

• Genuine Yamaha OEM shift-shaft housing O-ring
• Correct current Yamaha part number 93210-58677
• Supersedes 93210-58144 and 93210-58114
• Used on selected V4, V6, four-stroke and sterndrive gearcases
• GLM, Recmar and aftermarket replacements available

🚤 Compatibility

Commonly used on

• Yamaha shift-shaft plate assemblies
• Lower-unit selector-shaft and shift-rod housings
• Selected Yamaha sterndrive gear housings

Typically suits

• Engine models:
• Yamaha 100HP V4 applications
• Yamaha 115HP V4 and F115 applications
• Yamaha 130HP V4
• Yamaha 140HP two-stroke
• Yamaha 150HP V6 and F150 applications
• Yamaha 175HP V6 and F175 applications
• Yamaha 200HP V6 and F200 applications
• Yamaha 220HP V6 Special
• Yamaha 225HP V6 and F225 applications
• Yamaha 250HP V6 and F250 applications
• Selected later Yamaha 75HP and 90HP lower units
• Selected 5HP and 8HP gearcases using the same shift-shaft O-ring
• Excludes VF200 and VZ200 applications where a different shift-shaft seal is specified
• HP Range: Principally 100HP - 250HP, with selected small and mid-range applications
• Engine Type: Yamaha two-stroke, four-stroke and sterndrive
• Year Range: Approximately 1984 onward, dependent on lower-unit design.

🔌 Function

The O-ring seals the shift-shaft housing to the gearcase, retaining lower-unit lubricant while preventing water intrusion around the selector shaft.

⚠️ Common Signs of Failure

• Gear oil leaks around the shift-shaft plate
• Water enters the lower unit
• Gearcase fails pressure testing near the shift rod
• O-ring is hard, flattened or cut
• Leakage begins after shift-shaft or lower-unit service

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 93210-58677 → Supersedes 93210-58144
• 93210-58144 → Supersedes 93210-58114

OEM / Related Numbers

• 93210-58677
• 93210-58677-00
• 93210-58144
• 93210-58144-00
• 93210-58114
• Yamaha shift-shaft plate O-ring

Aftermarket / Verified Equivalents

• GLM: G-84240
• Recmar: REC93210-58677
• Paragon: 93210-58677 replacement O-ring
• ICE Marine: 93210-58144 / 93210-58677 replacement

📦 Condition

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