Yamaha - Propeller Shaft - Drivetrain Component - 6G8-45611-00-00

Overview

The Yamaha Propeller Shaft | 6G8-45611-00-00 is one of those parts that takes everything your engine puts out and delivers it straight to the water. When this shaft gets bent or worn, you’ll feel it immediately—vibration, noise, or a drop in performance. It’s constantly under load every time you’re on throttle, so it needs to stay true and balanced. If your lower unit isn’t running as smooth as it should, this is often a key part to check.

Key Features

• Direct Power Transfer – Delivers engine torque efficiently to the propeller for steady thrust.

• OEM Fit Precision – Built to Yamaha specifications for proper alignment and smooth rotation.

• Balanced Operation – Helps reduce vibration and maintain consistent performance at speed.

• Heavy-Duty Construction – Designed to handle continuous load, torque, and marine conditions.

Engine & Boat Compatibility

Compatible with select Yamaha outboard engines using this propeller shaft configuration.
Commonly found in Yamaha lower units requiring reliable power transfer to the propeller.
Always confirm compatibility using your engine model and part number.

FAQs

Q1: What are signs the propeller shaft is damaged?
A: Vibration, unusual noise, or a wobbling propeller are common signs of a bent or worn shaft.

Q2: Can hitting something underwater affect this shaft?
A: Yes, even minor impacts can bend the shaft and cause performance issues.

Q3: Will a damaged shaft affect seals or gear oil?
A: It can, especially if misalignment causes extra wear on seals, leading to leaks.

Q4: Is replacing this part a complex repair?
A: It usually involves opening the lower unit, so proper tools and experience are important.

Q5: Should I inspect other parts during replacement?
A: Yes, it’s a good time to check seals, bearings, and gears while everything is apart.