Quicksilver 861063A10 Drive Shaft Gear

Compatible Engines

The QUICKSILVER 861063A10 drive shaft gear is a critical component of the propulsion system, ensuring smooth power transfer from the engine to the water. This is a complete upper gear assembly designed for units in the MERCRUISER series. Due to the specific construction of outboard and sterndrive engines, precise part selection is essential for the safety and performance of your boat.

Since the source data does not include a specific list of engine models, we recommend verifying compatibility. Check if the catalog number 861063A10 or the original OE (OEM) number matches your engine's requirements. If you have any doubts, contact our customer support team. We are happy to help you select the correct part to avoid installation errors and ensure long-lasting drive operation.

Installation and Maintenance

Replacing the upper gear assembly is an advanced operation that requires precision and specialized tools. It is crucial to properly set the gear backlash and seal all connections to prevent water from entering the gear case. We recommend using original seals and lubricants dedicated to propulsion systems. Regular maintenance and gear condition checks will extend the life of the drive shaft and the engine itself.

• Full Completeness – the kit includes all necessary elements for a quick upper gear repair.
• Original Quality – the QUICKSILVER brand product guarantees durability and compliance with MERCRUISER standards.
• Optimal Fit – precise manufacturing ensures quiet operation and maximum drive efficiency.
• Easy Identification – the catalog number 861063A10 simplifies verification during ordering.