93101-25M57 Yamaha Oil Seal (62x) | Genuine OEM Yamaha Outboard Part
93101-25M57 Yamaha Oil Seal (62x) | Genuine OEM Yamaha Outboard Part
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🔧 Product Description
Genuine Yamaha Driveshaft Oil Seal 23mm x 35.5mm x 6mm - Part Number: 93101-25M57
A genuine Yamaha S-type oil seal fitted around the lower-unit driveshaft on selected 40HP to 60HP outboards.
The seal is positioned beneath the water-pump assembly and protects the gearcase from cooling-water intrusion while retaining the lower-unit lubricant.
⚙️ Key Features
- Genuine Yamaha OEM driveshaft oil seal
- Correct Yamaha part number 93101-25M57
- Approximate dimensions: 23mm inside diameter x 35mm to 35.5mm outside diameter x 6mm width
- Used on selected two-stroke and four-stroke lower units
- GLM and Recmar replacement seals available
🚤 Compatibility
Commonly used on
- Yamaha mid-range lower-unit driveshaft seal carriers
Typically suits
- Engine models:
- Yamaha C40 two-stroke
- Yamaha 40HP and 40V two-stroke
- Yamaha C50 and 50HP two-stroke
- Yamaha F40A, F40D and F40H four-stroke
- Yamaha F50A, F50D, F50F and F50H four-stroke
- Yamaha T50 high-thrust four-stroke
- Yamaha F60A, F60B, F60C and F60F four-stroke
- Yamaha T60 high-thrust four-stroke
- HP Range: 40HP - 60HP
- Engine Type: Yamaha two-stroke and four-stroke outboard
- Year Range: Approximately 1996 - 2019, dependent on gearcase
🔌 Function
The seal prevents cooling water from entering the gearcase around the driveshaft and stops gear lubricant from leaking into the water-pump cavity.
⚠️ Common Signs of Failure
- Milky or emulsified lower-unit lubricant
- Oil collecting beneath the water-pump base
- Gearcase will not hold pressure or vacuum
- Seal lip is cut, hardened or distorted
- Driveshaft has a wear groove at the sealing surface
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 93101-25M57 current Yamaha OEM service reference
- 93101-22M00 related earlier driveshaft-seal reference
OEM / Related Numbers
- 93101-25M57
- 93101-25M57-00
- 9310125M5700
- 93101-22M00
Aftermarket / Verified Equivalents
- GLM: 85224
- Recmar: REC93101-25M57
- Direct replacement seal: 23mm x 35.5mm x 6mm
📦 Condition
- Genuine Yamaha part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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