100-Hour Sterndrive Service Kits

Genuine Mercury Marine 100-hour outdrive service kits contain the OEM components required for annual scheduled maintenance. Kits are available for Alpha 1, Alpha 1 Gen 2, Bravo 1, Bravo 2, and Bravo 3 sterndrives. Each 100-hour kit typically includes the necessary drive installation gaskets, O-rings, gearcase drain plug seals, and an aluminum anode kit.  Ensure proper fitment by verifying your drive serial number before ordering.