Driven Racing 520 Front Sprocket 16T - Various Yamaha
Driven Racing Front Sprocket Driven front sprockets are made out of case hardened chromoly steel and machined to exact dimensions Heat treated for greater surface strength Hard anodized for protection against corrosion All sprockets are machined to tolerances no greater than 0.2mm, which is less than half OEM standards Fitment: 15-20 Yamaha R1/M 16-19 Yamaha R1S 17-18 Yamaha FZ10