Yamaha - Propeller Shaft - Drivetrain Component - 6K1-45611-11-00

Overview

The Yamaha Propeller Shaft | 6K1-45611-11-00 is what actually puts your engine’s power into the water, and when it’s off, you’ll feel it immediately. A bent or worn shaft doesn’t just cause vibration—it can take out seals and bearings if you keep running it. I’ve seen plenty of lower units come apart because this piece got overlooked after an impact. If you’re rebuilding or fixing damage, this is one of those parts you don’t second-guess.

Key Features

• Direct Power Transfer – Delivers engine torque straight to the propeller for consistent thrust.

• Precision Machined Alignment – Ensures smooth rotation and proper fit within the lower unit.

• High-Strength Construction – Built to handle heavy loads and impact stress.

• Vibration Control Performance – Helps maintain smooth operation and protect surrounding components.

Compatibility

Compatible with select Yamaha outboard engines using this propeller shaft configuration.
Commonly used in Yamaha lower units requiring dependable drivetrain performance.
Always confirm compatibility using your engine model and part number.

FAQs

Q: What are signs this propeller shaft is damaged?
A: Vibration, unusual noise, or uneven prop movement are the most common signs.

Q: Can I keep running with a slightly bent shaft?
A: It’s not worth it—damage can spread quickly to seals and internal gears.

Q: What usually causes shaft damage?
A: Striking debris, running aground, or hitting something at speed.

Q: Do I need special tools to replace it?
A: Yes, most jobs require lower unit disassembly and proper setup tools.

Q: How can I avoid damaging a new shaft?
A: Stay clear of shallow hazards and inspect after any impact.