520 Conversion - 43tooth Superlite RSX-R Series Black Hard Anodized Alloy Rear BMW Race Sprocket Touno Just remove the protectors

Just remove the protectors

Saves 4lbs Over Stock System

Alpha Racing Samco Sport hose coolant kit silicone BMW S1000RR/HP4 2009-2016

Note: Bike side kit attaches to the bike to allow lap top access with the included tuning cable

520 Conversion - 43tooth Superlite RSX-R Series Black Hard Anodized Alloy Rear BMW Race Sprocket Touno Just remove the protectorsOur Favorite Sprocket is now available for the Rotobox Boost Wheel 42 tooth New Superlite RSX R Series alloy race sprockets are manufactured to be extremely light yet durable for big horsepower applications. If you're looking to shave maximum rotating weight while still maintaining high durability, the RSX R rear sprocket is for you. Same exact sprockets used by top championship winning race teams. For use with 520 pitch chain Same sprocket used on