18.4303 Inner Clutch Hub for Kawasaki KX125 2003-2008 KX 125

Inner Clutch Hub for Kawasaki

This inner clutch hub is a replacement component that engages the clutch plates and transfers drive through the clutch basket on Kawasaki KX125 motocross bikes, and it carries the 18.4303 reference.

Overview

This inner clutch hub is built to replace a worn or damaged hub on the Kawasaki KX125. It centers the clutch pack and drives the plates so power reaches the transmission cleanly. A solid inner clutch hub is a practical choice for riders rebuilding a clutch on a 2003 to 2008 KX125.

Built For Performance

• Splined center bore to mate with the transmission input shaft.
• Precision-machined plate contact surfaces for consistent plate seating.
• Rugged construction to handle repeated clutch engagement loads.
• Designed as a direct-fit replacement for the stock hub location.
• Retains the factory clutch pack stack height.

Fits These Machines

• for Kawasaki KX125 2003
• for Kawasaki KX125 2004
• for Kawasaki KX125 2005
• for Kawasaki KX125 2006
• for Kawasaki KX125 2007
• for Kawasaki KX125 2008

On-The-Job Use

• Clutch rebuilds on Kawasaki KX125 motocross bikes.
• Servicing a slipping or dragging clutch.
• Track and trail riding where clutch wear is common.
• Restoring a worn clutch assembly.

Specs At A Glance

Good To Know

Q: Does this hub include the clutch plates? A: No, this listing is for the inner clutch hub only. Clutch plates and springs are separate components.

Q: Will this fit my 2003 to 2008 KX125? A: It is listed for Kawasaki KX125 models from 2003 through 2008. Confirm your model year and serial number before ordering.

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