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The ALPINESTARS SMX Air Jacket is a motocross-inspired gear that embodies both style and functionality, ideal for commuters and weekend riders. It boasts of a main chassis consisting of tech mesh on the rider's abdomen, back, and inner arms, complemented by a 450D polyfabric reinforcement on the outer arms and shoulders. Perforated 450D polyfabric is strategically situated on the upper chest, allowing maximum airflow during the warm riding months.


  • The jacket encapsulates extended polyamide stretch material on rider's back shoulders and sides, with a high-density stretch material on the upper back, offering an adaptive fit, freedom of movement, and easy expansion for the Tech-Air 5 Airbag System.
  • It comes with a detachable windbreaker liner that reduces unwanted airflow, ensuring optimal climate comfort and versatility.
  • Impact protection isn't compromised, the DFS Lite external shoulder sliders and Nucleon Flex Plus CE Level 1 shoulder, elbow, and forearm armor are there to protect you at all times.
  • This highly ventilated jacket is constructed with tech mesh chassis and mechanical stretch combined with polyfabric 450D in vital areas, including the chest panel, ensuring comfort while riding in warm climates.
  • For those seeking optimal sport movement and flexibility, strategic stretch inserts on side torso and upper back panel are designed specifically for you.
  • The functionality of this jacket extends with its detachable windproof liner, adjustable waist, and a waterproof compartment for safe storage.
  • The DFS Lite shoulder external protectors provide added safety.
  • The inner construction is designed for Nucleon protection insert upgrades, making it ready to fit the new Alpinestars long back protector insert.
  • It also includes Nucleon Flex Plus armor for increased protection and safety.

Secure, comfortable and fashionable - the ALPINESTARS SMX Air Jacket is not just a piece of clothing but a riding companion that offers full protection and assistance while facing harsh weather conditions. It's the perfect gear for every rider looking for safety and comfort without sacrificing style.

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