Quicksilver 865315A02 Outer Propeller Shaft for Bravo III & III X

The Quicksilver 865315A02 is a genuine Mercury Marine OEM outer propeller shaft designed specifically for MerCruiser Bravo III and Bravo III X sterndrive systems. This critical drivetrain component serves as the outer shaft in the dual-propeller configuration, connecting the forward propeller to the drive unit's gearing.

Key Features:

• Genuine Quicksilver OEM replacement part, not aftermarket
• Precision-engineered for MerCruiser Bravo III and Bravo III X drives
• Direct factory replacement ensuring proper fit and function
• Supersedes previous part number 805074A2
• Manufactured to Mercury Marine's strict quality standards

This outer propeller shaft is an essential component in the Bravo III's counter-rotating dual-propeller system, which provides superior handling, acceleration, and fuel efficiency compared to single-propeller drives. The larger diameter outer shaft carries the forward propeller, while the inner shaft runs through it to drive the rear propeller. When replacement is necessary due to wear, corrosion, or damage, using genuine Mercury Marine parts ensures optimal performance and longevity of your sterndrive system.

Note: This is a precision marine component. Professional installation is recommended to ensure proper assembly and warranty coverage on serialized drive components.