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Your cart is empty.Shift shaft bushing kit 815921A21 is for use on MerCruiser Alpha One Gen II sterndrives. The kit includes the housing pieces, seals, and zip tie. See your owner's manual or service manual for specific application and instructions. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine Original Equipment replacement engine parts, oils, and accessories, but also works to serve all Original Equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.
Marc Hart
Reviewed in the United States on May 19, 2025
Part was perfect. Shipped fast. Solved the oil leak problem.
Lance B Fredrickson
Reviewed in the United States on April 25, 2025
Just what I wanted.
Larry r jones
Reviewed in the United States on October 24, 2022
The part fit perfectly, I ordered an aftermarket first and it didn't fit correctly
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