Sizing Guide Get the Right Fit
• 1.1mm full grain leather construction is supple and comfortable yet provides exceptional resistance to abrasion and tearing.
• Extensive perforated zones across the front and back of the jacket ensure unsurpassed airflow when riding.
• Premium YKK zippers ensure secure closure at all times.
• Removable CE certified Bio Armor protectors in the elbows and shoulders.
• Chest pad compartments with PE foam padding (Alpinestars Bionic chest pads available as accessory upgrade).
• Nucleon KR-Ci. Size 48-50 use XS/S, Size 52+ use M/XL.
• Back compartment with PE foam padding (CE certified Bio Armor back protector insert available as accessory).
• Nucleon KR-1i and KR-2i. Size 48-50 use MEDIUM insert. Sizes 52-64 use LARGE.
• Snap connection system to integrate CE level 2 certified Bionic Race Back Protector.
• Accordion stretch panels and built-in foam padding on the upper back.
• Integrated stretch panels on the sleeves.
• Mesh liner features stretch panel inserts that work with outer stretch zones for a close fit.
• Multiple internal storage compartments, including an easily accessible Napoleon pocket with secure zippered closure.
• D-Ring waist adjustment enables precise tailoring of the jacket;s fit.
• Internal waist connection zipper allows attachment to selected Alpinestars leather and textile pants.
SELECTION AND FITTING
• NOTE: All products shown on this page are sized according to the EURO SIZE listed in the MEN’S APPAREL SIZE CHART