Complete replacement aluminum anode kit. 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. Fits 1991 and newer Alpha One Gen II Drives (serial number 0D469829 and up). Includes flat trim tab anode, gimbal anode, drive shaft plate anode, lift ram anodes, bearing carrier anode. Installation hardware provided with easy instructions.