Description
The Suzuki OEM Magnetic Drain Plug 55128-93L00 is the lower gear case drain plug located at the bottom of the lower unit. This plug features a built-in magnet designed to capture metal shavings and debris from the gear oil, helping protect your gears and bearings from premature wear.
This is the bottom drain plug (magnetized) used during gear oil service and maintenance. Inspecting this plug during oil changes is an important diagnostic step, as metal accumulation can indicate gear wear or internal issues.
Using genuine Suzuki OEM components ensures proper sealing, fitment, and long-term reliability in harsh marine environments.
Key Features
- Genuine Suzuki OEM Part
- Magnetized drain plug captures metal particles
- Located at bottom of gear case
- Helps monitor gear wear and internal damage
- Direct replacement for factory plug
- Durable marine-grade construction
- Essential during gear oil service
Why This Part Matters
The magnet inside this drain plug helps:
- Capture metal shavings
- Protect gears and bearings
- Identify early gear wear
- Prevent internal damage
- Improve lower unit longevity
This is one of the most important inspection points during routine lower unit service.




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