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Genuine Mercury OEM Part
Mercury 225/250 EFI FourStroke & Yamaha V4 V6 Driveshaft Collar
The Mercury OEM 45527 Driveshaft Collar is a genuine factory replacement component used within the lower unit cooling system and water pump assembly. This collar replaces Mercury OEM 8886901 and cross references Yamaha OEM 61A-45527-00-00.
Designed and manufactured to Mercury's original specifications, this collar is used on Mercury 225 and 250 EFI FourStroke outboards as well as many Yamaha V4 and V6 applications utilizing the same cooling system design. Genuine OEM parts help ensure factory fit, proper tolerances, and reliable long-term performance.
Compatible Applications
Mercury OEM number 8886901 is used on Mercury 225 and 250 EFI FourStroke models. Yamaha OEM number 61A-45527-00-00 is found across a broad range of Yamaha V4 and V6 outboards including Saltwater Series, EFI, OX66, VMAX, and select four-stroke applications.
| Manufacturer | Common Applications |
|---|---|
| Mercury | 225 EFI FourStroke |
| Mercury | 250 EFI FourStroke |
| Yamaha | 115HP, C115, S115 |
| Yamaha | 130HP, L130 |
| Yamaha | 150HP, C150, D150, DX150, FL150, LF150, LX150, SX150, VX150, VZ150, Z150 |
| Yamaha | 175HP Models |
| Yamaha | 200HP, F200, LF200, LX200, SX200, VX200, VZ200, Z200 |
| Yamaha | 225HP, F225, LF225, LX225, VX225, V225, VMAX 225, OX66 225 |
| Yamaha | 250HP, L250, LX250, SX250, VX250, VZ250, Z250, OX66 250 |
| Yamaha | 300HP, LZ300, VZ300, Z300 |
Mercury and Yamaha used multiple lower unit and water pump configurations across different model years. Always verify your engine serial number and OEM part number before ordering.
This genuine Mercury collar replaces OEM 8886901 and cross references Yamaha OEM 61A-45527-00-00.
OEM & Cross Reference Numbers
| Type | Part Number |
|---|---|
| Mercury OEM | 45527 |
| Mercury OEM | 8886901 |
| Yamaha OEM | 61A-45527-00-00 |
| Sierra | 18-9076 |
| Pro Marine | 45527P |
| GLM | 9076GM |
Alternative Brands Available
Pro Marine 45527P
Popular aftermarket replacement trusted by marine technicians.
View Pro Marine Version
Why Choose Genuine Mercury OEM Parts?
Mercury OEM components are manufactured to the same specifications used when your outboard was originally built. Genuine factory parts provide the fit, materials, and tolerances Mercury engineers intended for long-term reliability.
- Genuine Mercury OEM component
- Original factory specifications
- Direct replacement for Mercury 8886901
- Cross references Yamaha 61A-45527-00-00
- Factory-correct repair solution
- Designed for water pump and cooling system service
What This Part Is Used For
The driveshaft collar is a component within the lower unit water pump assembly. It helps properly locate and support cooling system components, ensuring correct alignment and operation of the water pump system.
During water pump service, technicians commonly inspect collars, spacers, wear plates, impellers, seals, and housings together to ensure maximum cooling system reliability.
FAQ
Is this a genuine Mercury OEM part?
Yes. This is a genuine Mercury OEM driveshaft collar.
What Mercury engines use OEM 8886901?
Mercury 225 and 250 EFI FourStroke applications commonly use this driveshaft collar.
Does this cross reference Yamaha 61A-45527-00-00?
Yes. Mercury OEM 8886901 cross references directly to Yamaha OEM 61A-45527-00-00.
Do you carry aftermarket alternatives?
Yes. Sierra, Pro Marine, and GLM versions are linked above.
Should this be inspected during water pump service?
Yes. Inspect the collar whenever the lower unit is apart for water pump maintenance and replace it if wear, corrosion, or damage is present.
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.
- Parts must be new, unused, and in original packaging.
- Installed parts are not returnable.
- Return authorization required before return.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
Mercury 45527, 45527, Mercury 8886901, Yamaha 61A-45527-00-00, OEM driveshaft collar, Mercury 225 EFI FourStroke driveshaft collar, Mercury 250 EFI FourStroke driveshaft collar, Yamaha V4 driveshaft collar, Yamaha V6 driveshaft collar, Yamaha OX66 water pump parts, Yamaha VMAX water pump parts, Sierra 18-9076, Pro Marine 45527P, GLM 9076GM, Mercury cooling system parts
61A-45527-00-00
8886901
19291A2
19291A3
8M0168900
9-72600
12238T
18-2253
13191K01
13191Q01
13191Q1
13191Q1
18-4221
21350
509095
66500
75282
75282A1
15985A1
0777584
18-1350
18-1350
22860
379504
43040A1
43040T1
447-238
777584
878755
33144
77634
89238
9-76109
12733
12733
18-6027
392123
777624
802473
802473T
F50109
18-2430
20259
28634
28634A1
79953
79953A2
79953Q04
79953Q2
8M0204693
816610A1
816610A2
830749
F8077
F8186
0311598
0777517
12-19183
18-2945
18-2945
19183
19183B
19183K02
19183Q02
191832
191833
20260
20260B
307552
311598
31170
3852105
500383
6508572
777517
8M0187157
9-60101
F50109
18-2244
20259
22420
28634
28634A1
79953
79953A2
79953K04
79953Q04
79953Q2
79953T2
816610A1
816610A2
9-72650