Supersprox - Sprocket 17 Front Yamaha SI (CST-1579-17-2) Bike-KTM 990 SMT Softer and harder rubbers (elastomers)

Softer and harder rubbers (elastomers) are available

thanks to the metal plate in the jaw

No maintenance required

helps deliver excellent feedback and handling

0 to be able to install Xtrig PHDS handlebar clamps on their bikes

Supersprox - Sprocket 17 Front Yamaha SI (CST-1579-17-2) Bike-KTM 990 SMT Softer and harder rubbers (elastomers)Drive Sprocket Front Drive Sprocket Supersprox front sprockets are the best on the market today, with a balance between performance and longevity. Features SCM435 Ni Chrome Molybdenum low corrosion steel. Case hardened surface for maximum water resistance. Low carbon core to prevent breakage. Has the ultimate combination of strength and hardness. Rear Drive Sprocket (many style available) Stealth Sprocket (aluminum & steel) Longer system life without