Modern Compound

Unique to Alpinestars

want a reliable early feedback before reaching the limit when cornering

Depth: 139 mm

than the standard windshield

Ultimax - UA Drive Belt (UA443) Options:UA443 Modern CompoundMaterials and Manufacturing: Fiber loaded rubber designed to grip the clutches and to stay that way over the life of the belt Each belt has rubber compounds that work best for the application Every Ultimax belt contains strong and stable aramid cord Zero stretch and maximum tensile strength Built with modern methods to reduce variability and eliminate most classic failure modes Dimensions: Every Ultimax belt is manufactured using processes that reduce