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Pro Marine Shift Shaft Seal Carrier
Yamaha 30 Inch Gearcase Shift Shaft Seal Carrier Replacement
This Pro Marine replacement shift shaft seal carrier is designed for select Yamaha offshore lower units using 30 inch gearcases.
Designed as a direct replacement for Yamaha OEM part numbers 6CE-45321-20-00 and 6CE-45321-00-00, this carrier supports the shift shaft sealing system inside compatible Yamaha lower units.
Compatible Yamaha Applications
| Engine Range | Engine Type | Shaft Length | Application Notes |
|---|---|---|---|
| F150 | Yamaha FourStroke | 30 Inch | Select offshore applications |
| F175 / F200 | Yamaha FourStroke | 30 Inch | Select mechanical and digital models |
| F225 / F250 | Yamaha FourStroke | 30 Inch | Select offshore gearcase applications |
| F300 | Yamaha FourStroke | 30 Inch | Select V6 offshore applications |
If your outboard uses a 25 inch shaft gearcase, you will typically need this carrier instead:
View 25 Inch Shift Shaft Seal Carrier
OEM Cross Reference Numbers
| Type | Part Number |
|---|---|
| Current Yamaha OEM Number | 6CE-45321-20-00 |
| Superseded Yamaha OEM Number | 6CE-45321-00-00 |
Required Shift Shaft Seal
Yamaha Shift Shaft Seal 93106-10001-00
Replacing the seal during lower unit service is strongly recommended to help maintain proper sealing and prevent water intrusion into the gearcase.
What This Shift Shaft Seal Carrier is Used For
This Pro Marine shift shaft seal carrier supports the shift shaft sealing system inside compatible Yamaha offshore lower units.
The carrier helps properly position and retain the shift shaft seal while helping protect the lower unit from water intrusion and gear lubricant leakage.
These carriers are commonly replaced during lower unit resealing, corrosion repair, shift shaft service, or complete gearcase rebuilds.
Replacing worn or damaged carriers can help extend lower unit life and maintain reliable sealing performance in demanding saltwater applications.
Key Features and Benefits
- Pro Marine replacement shift shaft seal carrier
- Direct replacement for Yamaha OEM numbers 6CE-45321-20-00 and 6CE-45321-00-00
- Fits compatible Yamaha 30 inch offshore gearcases
- Supports proper shift shaft sealing
- Helps prevent water intrusion into the lower unit
- Common replacement during lower unit resealing
- Marine-grade corrosion-resistant construction
- Designed for dependable lower unit service repairs
Shift Shaft Seal Carrier Details
- Brand: Pro Marine
- Part Type: Shift Shaft Seal Carrier
- Replaces Yamaha OEM: 6CE-45321-20-00
- Replaces Yamaha OEM: 6CE-45321-00-00
- Application: Yamaha 30 Inch Gearcases
- Engine Compatibility: Select Yamaha F150-F300 FourStroke models
- System: Lower Unit / Gearcase
- Associated Seal: 93106-10001-00
FAQ
What shaft length is this carrier designed for?
This carrier is designed specifically for compatible Yamaha 30 inch gearcases.
Will this fit a 25 inch Yamaha lower unit?
No. Most 25 inch applications use a different seal carrier. See the linked 25 inch version for those applications.
Is this a genuine Yamaha OEM part?
No. This is a Pro Marine aftermarket replacement part designed to replace Yamaha OEM part numbers 6CE-45321-20-00 and 6CE-45321-00-00.
Should I replace the shift shaft seal at the same time?
Yes. Replacing the seal during carrier service is strongly recommended to help maintain proper lower unit sealing.
What seal works with this carrier?
This carrier uses shift shaft seal 93106-10001-00 for compatible 30 inch gearcases.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 (continental U.S.).
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1–5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Items must be new, unused, and in original packaging.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
6CE-45321-20-00, 6CE-45321-00-00, Pro Marine shift shaft seal carrier, Yamaha 30 inch gearcase, Yamaha lower unit seal carrier, Yamaha F300 seal carrier, Yamaha F250 seal carrier, Yamaha F225 seal carrier, Yamaha F200 seal carrier, Yamaha F175 seal carrier, Yamaha F150 seal carrier, Yamaha offshore lower unit parts, 93106-10001-00, Yamaha shift shaft seal, Yamaha lower unit reseal parts
6CE-45321-20-00
Pro Marine Shift Shaft Seal
Yamaha 30 Inch Gearcase Shift Shaft Seal Replacement
This Pro Marine replacement shift shaft seal is designed for select Yamaha offshore lower units using 30 inch gearcases.
Designed to replace Yamaha OEM seal number 93106-10001-00, this seal helps prevent water intrusion and gear lubricant leakage around the shift shaft area of compatible Yamaha lower units.
Compatible Yamaha Applications
| Engine Range | Engine Type | Shaft Length | Application Notes |
|---|---|---|---|
| F150 | Yamaha FourStroke | 30 Inch | Select offshore applications |
| F175 / F200 | Yamaha FourStroke | 30 Inch | Select mechanical and digital models |
| F225 / F250 | Yamaha FourStroke | 30 Inch | Select offshore gearcase applications |
| F300 | Yamaha FourStroke | 30 Inch | Select V6 offshore applications |
Always verify your outboard model, shaft length, and lower unit application before ordering.
Compatible Shift Shaft Seal Carrier
Pro Marine Shift Shaft Seal Carrier Replacement
Replacing both the seal and carrier during lower unit service is recommended when corrosion or wear is present.
OEM Cross Reference Numbers
| Brand | Part Number |
|---|---|
| Yamaha OEM | 93106-10001-00 |
| Pro Marine | Direct Replacement |
What This Shift Shaft Seal is Used For
This shift shaft seal helps seal the shift shaft opening inside compatible Yamaha offshore lower units.
Proper sealing helps prevent water intrusion into the gearcase and helps retain lower unit lubricant during operation.
Shift shaft seals are commonly replaced during lower unit resealing, shift shaft repairs, gearcase rebuilds, or preventative maintenance service.
Replacing worn or leaking seals can help protect internal gears, bearings, and other lower unit components from water contamination.
Key Features and Benefits
- Pro Marine replacement shift shaft seal
- Direct replacement for Yamaha OEM 93106-10001-00
- Fits compatible Yamaha 30 inch gearcases
- Helps prevent water intrusion into the lower unit
- Supports proper gearcase sealing
- Common replacement during lower unit resealing
- Marine-grade sealing material construction
- Designed for offshore lower unit applications
Shift Shaft Seal Details
- Brand: Pro Marine
- Part Type: Shift Shaft Seal
- Replaces Yamaha OEM: 93106-10001-00
- Application: Yamaha 30 Inch Gearcases
- System: Lower Unit / Gearcase
- Associated Carrier: 6CE-45321-20-00
- Use: Shift shaft sealing
FAQ
What does this seal fit?
This seal fits compatible Yamaha offshore lower units using select 30 inch gearcases.
Is this an OEM Yamaha seal?
No. This is a Pro Marine aftermarket replacement seal designed to replace Yamaha OEM number 93106-10001-00.
Should I replace the seal carrier at the same time?
Yes. If the carrier is corroded, damaged, or worn, replacing both components together is recommended for best sealing performance.
What carrier works with this seal?
This seal is commonly used with the Yamaha 30 inch shift shaft seal carrier replacing OEM number 6CE-45321-20-00.
Can a leaking shift shaft seal cause lower unit damage?
Yes. Water intrusion from a leaking seal can contaminate gear lubricant and potentially damage internal lower unit components.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 (continental U.S.).
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1–5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Items must be new, unused, and in original packaging.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
93106-10001-00, Yamaha shift shaft seal, Yamaha 30 inch gearcase seal, Pro Marine shift shaft seal, Yamaha lower unit seal, Yamaha offshore lower unit seal, Yamaha F300 shift shaft seal, Yamaha F250 shift shaft seal, Yamaha F225 shift shaft seal, Yamaha F200 shift shaft seal, Yamaha F175 shift shaft seal, Yamaha F150 shift shaft seal, 6CE-45321-20-00, shift shaft seal carrier, Yamaha lower unit reseal parts
Pro Marine Shift Shaft Seal Carrier
Yamaha 25 Inch Gearcase Shift Shaft Seal Carrier Replacement
This Pro Marine replacement shift shaft seal carrier is designed for select Yamaha offshore lower units using 25 inch gearcases.
Designed as a direct replacement for Yamaha OEM part number 65N-45321-00-00, this carrier supports the shift shaft sealing system inside compatible Yamaha lower units.
Compatible Yamaha Applications
| Engine Range | Engine Type | Shaft Length | Application Notes |
|---|---|---|---|
| F150 | Yamaha FourStroke | 25 Inch | Select offshore applications |
| F175 / F200 | Yamaha FourStroke | 25 Inch | Select mechanical and digital models |
| F225 / F250 | Yamaha FourStroke | 25 Inch | Select offshore gearcase applications |
| F300 | Yamaha FourStroke | 25 Inch | Select V6 offshore applications |
If your outboard uses a 30 inch shaft gearcase, you will typically need this carrier instead:
View 30 Inch Shift Shaft Seal Carrier
Required Shift Shaft Seal
Shift Shaft Seal 7620
Replacing the seal during lower unit service is strongly recommended to help maintain proper sealing and prevent water intrusion into the gearcase.
OEM Cross Reference Numbers
| Type | Part Number |
|---|---|
| Yamaha OEM Number | 65N-45321-00-00 |
| Pro Marine | Direct Replacement |
What This Shift Shaft Seal Carrier is Used For
This Pro Marine shift shaft seal carrier supports the shift shaft sealing system inside compatible Yamaha offshore lower units.
The carrier helps properly position and retain the shift shaft seal while helping protect the lower unit from water intrusion and gear lubricant leakage.
These carriers are commonly replaced during lower unit resealing, corrosion repair, shift shaft service, or complete gearcase rebuilds.
Replacing worn or damaged carriers can help extend lower unit life and maintain reliable sealing performance in demanding saltwater applications.
Key Features and Benefits
- Pro Marine replacement shift shaft seal carrier
- Direct replacement for Yamaha OEM 65N-45321-00-00
- Fits compatible Yamaha 25 inch offshore gearcases
- Supports proper shift shaft sealing
- Helps prevent water intrusion into the lower unit
- Common replacement during lower unit resealing
- Marine-grade corrosion-resistant construction
- Designed for dependable lower unit service repairs
Shift Shaft Seal Carrier Details
- Brand: Pro Marine
- Part Type: Shift Shaft Seal Carrier
- Replaces Yamaha OEM: 65N-45321-00-00
- Application: Yamaha 25 Inch Gearcases
- Engine Compatibility: Select Yamaha F150-F300 FourStroke models
- System: Lower Unit / Gearcase
- Associated Seal: 7620
FAQ
What shaft length is this carrier designed for?
This carrier is designed specifically for compatible Yamaha 25 inch gearcases.
Will this fit a 30 inch Yamaha lower unit?
No. Most 30 inch applications use a different carrier. See the linked 30 inch version for those applications.
Is this a genuine Yamaha OEM part?
No. This is a Pro Marine aftermarket replacement part designed to replace Yamaha OEM part number 65N-45321-00-00.
Should I replace the shift shaft seal at the same time?
Yes. Replacing the seal during carrier service is strongly recommended to help maintain proper lower unit sealing.
What seal works with this carrier?
This carrier uses shift shaft seal 7620 for compatible 25 inch gearcases.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 (continental U.S.).
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1–5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Items must be new, unused, and in original packaging.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
65N-45321-00-00, Pro Marine shift shaft seal carrier, Yamaha 25 inch gearcase, Yamaha lower unit seal carrier, Yamaha F300 seal carrier, Yamaha F250 seal carrier, Yamaha F225 seal carrier, Yamaha F200 seal carrier, Yamaha F175 seal carrier, Yamaha F150 seal carrier, Yamaha offshore lower unit parts, shift shaft seal 7620, Yamaha shift shaft seal, Yamaha lower unit reseal parts
Pro Marine 33M85P O-Ring - Yamaha Outboard Replacement
The Pro Marine 33M85P O-ring is a precision-manufactured sealing component designed as a direct replacement for Yamaha OEM part numbers 93210-33M85-00 and 93210-33M49-00. These OEM O-rings are used throughout Yamaha outboard engines in critical sealing locations such as lower unit housings, shift covers, and related assemblies.
Replacing worn or damaged O-rings during routine service helps prevent water intrusion, oil leaks, and premature component wear. The Pro Marine 33M85P meets or exceeds OEM specifications for marine durability and sealing performance.
OEM Cross Reference
- Replaces Yamaha OEM 93210-33M85-00
- Replaces Yamaha OEM 93210-33M49-00
Compatibility
| Engine Platform | Horsepower Range | Displacement | Application Notes |
|---|---|---|---|
| Yamaha Small Four-Stroke | 2.5-9.9 HP | Single / Twin Cylinder | Used in select lower casing and drive seal locations |
| Yamaha Mid-Range Four-Stroke | 115-150 HP | Inline 4 | Referenced in lower unit and shift cover assemblies |
| Yamaha Large Four-Stroke | 200-250 HP | 3.3L | Commonly used on F200, F225, F250, and related 3.3L platforms |
| Yamaha Large Four-Stroke | 175-300 HP | 4.2L | Used on V6 4.2L platforms including F175, F200, F225, F250, and F300 models |
| Yamaha HPDI | 200-300 HP | 3.3L | Appears in select VMAX and HPDI lower unit assemblies |
Important: Yamaha uses this O-ring across many different engine families, model years, and assembly locations. Always confirm compatibility by matching the OEM part number from your engine's parts diagram before ordering.
Product Features
- OEM-equivalent replacement O-ring
- Designed for Yamaha outboard lower unit and housing sealing applications
- Resistant to oil, heat, saltwater, and marine environments
- Maintains proper compression and long-term sealing integrity
- Ideal for routine service, resealing, and preventative maintenance
Commonly Used In Yamaha Outboards
- Yamaha F200, F225, F250 four-stroke models
- Yamaha 3.3L four-stroke platforms
- Yamaha 4.2L V6 four-stroke platforms
- Select Yamaha mid-range and high-horsepower outboards
Frequently Asked Questions
What Yamaha OEM parts does this replace?
The Pro Marine 33M85P replaces Yamaha OEM part numbers 93210-33M85-00 and 93210-33M49-00.
What engines does this O-ring fit?
This O-ring is used across a wide range of Yamaha four-stroke outboards, including small engines, mid-range inline four models, and larger 3.3L and 4.2L platforms. Fitment varies by engine model, year, and assembly location.
Is this an OEM Yamaha part?
No. This is a Pro Marine brand aftermarket replacement part designed to meet or exceed Yamaha OEM specifications.
Where is this O-ring typically used?
This O-ring is commonly found in lower unit housings, shift covers, and related sealing interfaces where preventing water intrusion and maintaining oil containment is critical.
Should I replace this O-ring during service?
Yes. O-rings should always be replaced when components are disassembled. Reusing old seals can lead to leaks, corrosion, and premature mechanical failure.
Does this part fit 3.3L and 4.2L Yamaha engines?
Yes. This O-ring is used on both 3.3L and 4.2L Yamaha four-stroke engine platforms in select assemblies. Always confirm using your engine's OEM parts diagram.
Do I need any special tools to install this O-ring?
No special tools are required. Lightly lubricate the O-ring with clean gear oil or marine grease before installation and ensure sealing surfaces are clean.
Alternate Names & Search Terms
This part may also be searched as:
- Yamaha lower unit O-ring
- Yamaha shift cover O-ring
- Yamaha gearcase O-ring
- Yamaha 33M85 O-ring
- 93210-33M85-00 O-ring
- 93210-33M49-00 O-ring
Summary: Pro Marine 33M85P is an aftermarket replacement O-ring for Yamaha OEM 93210-33M85-00 and 93210-33M49-00, used in lower unit and shift cover sealing applications on Yamaha four-stroke outboards, including 3.3L and 4.2L platforms.
93210-33M49-00
93210-33M85-00
814496M
82263M
82263M
93210-09156-00
93210-09165-00
93210-09350-00
93210-09729-00
93210-09754-00
93210-07003-00
93210-07435-00
93210-07540-00
93210-07890-00
6H1-41237-00-00
6H5-41237-00-00
662-41237-00-00
662-41237-01-00
81225M
92686M
95203M
6H1-41237-00-00
6H1-41237-00-00
6H5-41237-00-00
662-41237-00-00
662-41237-01-00
81225M
92686M
95203M