Driven Sprockets and 520 Chain Kits are now available from Sportbiketrackgear.com. Driven Racing uses only the finest aluminum available in the world to manufacturer their sprockets as well as their entire performance part line up. The Driven Racing line of performance parts offers an incredible blend of goods looks, innovative designs and Real American Quality. We offer the Driven Chain and Sprocket Kits in multiple color options for most popular sportbikes. Navigate towards the bottom of this page to see the STG Crew install a Driven 520 Chain Kit in a three part video series. We show you everything you need to know to guide you in your own 520 Chain and Sprocket Kit Install. If you require any assistance please call or email, we are happy to help.