Water Pump Impeller Shaft for Yamaha YZ250F 2019-2020 Replaces B7B-12459-00-00

Water Pump Impeller Shaft for Yamaha YZ250F 2019-2020

This water pump impeller shaft fits Yamaha YZ250F models from 2019 to 2020, replacing OEM part number B7B-12459-00-00 and ensuring proper coolant circulation for engine cooling.

Overview

This water pump impeller shaft is a direct replacement for Yamaha YZ250F 2019-2020 bikes. It maintains the cooling system's efficiency by driving the impeller to circulate coolant. Essential for preventing overheating during intense rides.

Built For Performance

• Precision-machined to OEM specifications
• Constructed from corrosion-resistant stainless steel
• Direct fit for Yamaha YZ250F 2019-2020 models
• Replaces OEM part B7B-12459-00-00
• Ensures smooth impeller operation for consistent coolant flow

Fits These Machines

• for Yamaha YZ250F 2019
• for Yamaha YZ250F 2020

On-The-Job Use

• Replacing worn or damaged impeller shafts on YZ250F off-road bikes
• Maintaining cooling system performance during motocross racing
• Preventing engine overheating on long trail rides
• Restoring coolant circulation after pump seal failure

Specs At A Glance

Good To Know

Q: Is this impeller shaft compatible with aftermarket water pump seals? A: The shaft is designed to OEM dimensions, so it works with standard seals for the YZ250F; however, we recommend replacing the seal and gasket when servicing the pump.

Q: Can this shaft be installed without special tools? A: Basic hand tools are sufficient for removal and installation, but carefully note the retaining clip orientation to avoid pump damage.

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