Steel rear sprockets are made from carbon steel and electroplated with a satin black finish that resists corrosion; teeth are hardened so sprocket will hold up to many miles, without affecting strength
Steel rear sprockets are also cupped down from the tooth ring to body to reduce as much weight as possible
Vortex 1210-1120 Vehicle Fitment & Compatibility
Fitment data lists this product for 28 model-year applications, including Yamaha FZ6R and Yamaha YZF600R, with listed model years from 1995 through 2017.