BikeMaster Yamaha Front Sprocket 428 13T

Machined from 20CrMnTi steel, this BikeMaster front sprocket is built for the long haul. It's shot peened to improve wear resistance and heat-treated for extended durability, making it a solid replacement for your Yamaha YZ85. This sprocket features 13 teeth and is designed for a 428 chain size, ensuring a smooth power delivery and a direct fit for your motorcycle.

BikeMaster focuses on creating reliable drivetrain components, and this front sprocket is no exception. Its construction ensures consistent wear resistance across all available tooth counts and models in the series. It's a perfect match if you're looking to replace your worn-out stock sprocket or want to fine-tune your bike's gearing for a specific riding style.