Yamaha - Shaft,propeller - 6K1-45611-10-00Yamaha Propeller Shaft Drivetrain Component 6K1 45611 10 00 Overview The Yamaha Propeller Shaft 6K1 45611 10 00 is what takes everything your engine puts out and turns it into forward motion. When a shaft starts to wear or gets even slightly bent, youll feel it right awayvibration, noise, or uneven performance. Its a critical piece inside the lower unit, and once its compromised, it can affect everything around it. If youre already in there fixing