Vortex Racing Steel Rear Sprocket 520 40 Tooth- Black

Vortex Rear Sprockets are made to precise specifications from steel ensuring concentricity and durability. Lightening holes reduce rotating mass.

This Part Fits:

Year	Make	Model	Submodel
2006-2007	Kawasaki	ZX1000 Ninja ZX-10R	Base
2003-2004	Kawasaki	ZX636 Ninja ZX-6R	Base