Factory Spec Water Pump Impeller Shaft With Gear for Yamaha YZ125 fits 1998-2004

Factory Spec Water Pump Impeller Shaft With Gear for Yamaha

This factory spec water pump impeller shaft with gear is designed for Yamaha YZ125 models from 1998 to 2004 to circulate coolant and prevent overheating.

Overview

This water pump impeller shaft with gear is a direct replacement for the OEM part on Yamaha YZ125 two-stroke dirt bikes from 1998 through 2004. It drives the impeller that moves coolant through the engine, ensuring proper temperature regulation. Perfect for rebuilding or repairing the water pump assembly.

Built For Performance

• Precision-machined shaft and gear for smooth operation
• Manufactured to factory specifications for exact fit
• Heat-treated for durability in high-temperature environments
• Includes gear for positive drive engagement
• Direct bolt-in replacement with no modifications needed

Fits These Machines

• for Yamaha YZ125 1998-2004

On-The-Job Use

• Dirt bike cooling system repair
• Engine rebuilds
• Preventative maintenance

Specs At A Glance

Good To Know

Q: Do I need to replace the water pump seal when installing this shaft? A: Yes, it is recommended to replace the shaft seal and O-rings during installation to prevent leaks and ensure a proper seal.

Q: Is this shaft compatible with aftermarket water pump kits? A: It is designed for stock-style water pump assemblies; aftermarket kits may require different components, so check compatibility.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.