59178-97J00 Suzuki Marine Drain Plug Gasket | Genuine OEM Outboard Part

🔧 Product Description

Genuine Suzuki Marine Gear-Oil Drain-Plug Gasket - Part Number: 59178-97J00

Genuine Suzuki sealing gasket used beneath the lower-unit gear-oil drain and fill plugs on selected DF2.5 through DF30A outboards. It forms an oil-tight and water-resistant seal at the plug face.

⚙️ Key Features

• Genuine Suzuki gearcase sealing gasket
• Designed for small-outboard drain and fill plugs
• Single-use service component
• Helps retain gear lubricant and exclude water
• Replace whenever the associated plug is removed

🚤 Compatibility

Commonly used on

• Suzuki portable and small-outboard gearcases

Typically suits

• Engine models:
• DF2.5
• DF4, DF5 and DF6 where specified
• DF8, DF9.9, DF15 and DF20 where specified
• DF25 and DF30
• DF25A and DF30A
• HP Range: Approximately 2.5HP-30HP
• Engine Type: Four-stroke outboards
• Year Range: Model-dependent
• Model/Serial Note: Verify the drain-plug and gasket number because not every small Suzuki gearcase uses the same seal.

🔌 Function

The gasket compresses beneath the drain or fill plug to prevent gear lubricant leaking out and water entering the lower unit.

⚠️ Common Signs of Failure

• Oil seepage around the plug
• Milky gear lubricant
• Flattened or split gasket
• Plug requires overtightening
• Gearcase fails pressure testing

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 59178-97J00 (current documented reference)

OEM / Related Numbers

• 59178-97J00

Aftermarket / Verified Equivalents

• RECMAR: REC59178-97J00

📦 Condition

• Genuine Suzuki Marine part
• Brand new
• Supplied in original or equivalent protective packaging