Vortex Racing Steel Rear Sprocket 520 42 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
2023-2024	Gas Gas	SM 700	Base
2009-2010	KTM	125 EXC	Base
2011	KTM	125 EXC Six Days	Base
2004	KTM	300 EXC	Base
1995	KTM	400 Duke	Base
2008-2011	KTM	690 SMC	Base
2012-2022	KTM	690 SMC-R	Base