VORTEX 1212-1176 3291-17 Steel Countershaft Sprocket Front Sprocket - 17 Tooth Brand_Wild Boar Audio Also includes damper spring instead

Also includes damper spring instead of "wave" plate for smoother operation

Weighs approximately 20% less than the stock muffler

Lens size is 5-1/4" x 3"

Each shock set includes 10 mm

VORTEX 1212-1176 3291-17 Steel Countershaft Sprocket Front Sprocket - 17 Tooth Brand_Wild Boar Audio Also includes damper spring insteadFeatures Steel front sprockets are precision manufactured and induction hardened to precise tolerances to improve consistency and provide a stronger, quieter and longer lasting sprocket Plated to resist corrosion Specs Tooth Count 17 Product Name Sprocket Type Countershaft Units Each Material Steel Mounting Position Front Chain Size 520 Color Finish Natural Riding Style Street 2015 2016 Yamaha YZF R1 2015 2019 Yamaha YZF R1 S 2018 2019 Yamaha MT 07