With an engineered design for an athletic ‘race’ fit

HD logo at chest

the 2026 Fluid Grid Jersey leverages performance technology from Alpinestars' professional racing lines to deliver a total performance look and feel

and a secure "second skin" feel for advanced-level riders

Another standout feature is the innovative over-injected

supertech r10 arius standard spoiler black white blue glossy Color:Black White Blue Glossy With an engineered design forOfficial replacement spoiler for the Supertech R10 racing helmet, designed to maintain the original aerodynamic profile and racing performance. Precision molded from durable materials, this genuine Alpinestars component ensures optimal airflow and stability at speed. Restores your helmet to factory specification with authentic race proven design.